The verified prep center directory
A prep center, sometimes called a fulfillment center or 3PL, is a warehouse that receives your inventory, preps it to a marketplace's exact inbound
URI Prep and Ship
AL
Three-tier per-unit pricing: Basic $1.00 (≤3,999/mo), Standard $0.90 (4,000+/mo), Pro $0.80 (4,000+/mo)
Fulfyld
Madison, AL
Confirmed address: 511 6th St, Madison, AL 35756; phone (256) 716-8241
AMZ Importers
United States
Prep & fulfillment center
3PL Guys
Paramount, CA
Amazon SPN (Service Provider Network) certified - explicitly stated on FBA prep page
A Storage Hub
Riverside, CA
Claims 99.8% accuracy rate and 3M+ boxes shipped across 55,000+ fulfillment projects
A&M Prep Services
South Gate, CA
Client portal integrates directly with Amazon Seller Central via API for inbound/outbound shipment management
Boxette
Tbilisi, Georgia (country)
NOT a California prep center - company is based in Ukraine (Kyiv) and Georgia (country, Tbilisi); targets Eastern European Amazon sellers shipping to US/EU
California FBA Prep Center
Santa Fe Springs, CA
Explicitly does NOT accept online arbitrage or dropshipping customers - targets wholesale, private label, and imports only
AMSCO Prep
Huntley, IL, USA
Founded 2017; grew from a 900 sq ft warehouse to 20,000+ sq ft across two Illinois facilities (Huntley and Algonquin)
DM Prep
Libertyville, IL, USA
Located in Libertyville, IL - stated to be 40 minutes from the nearest Amazon warehouse
Pro Prep and Fulfillment
Marion, IL, USA
Veteran-owned business; applies Lean Six Sigma principles to warehouse operations
Plus Fulfillment
IL
Domain resolves and has a valid SSL certificate (Google Trust Services, expires 2026-08-07) but returns HTTP 526 (Cloudflare origin SSL error) on all requests - site is registered and DNS-live but currently unreachable
Sprout Commerce
Pekin, IL, USA
Each client receives a dedicated on-site account manager and a custom Slack channel for direct communication
Midwest Prep & Forwarding Service
Kingsbury, IN, USA
Founded 2018; family-owned and operated with a combined 20+ years of logistics experience
NOW Fulfillment
Liberty Center, IN, USA
No subscriptions, startup fees, or minimum quantities - explicitly stated on homepage
MI FBA Prep
Lapeer, MI
Owner and founder Venera Allen; no team member owns or operates an Amazon business - explicitly stated to protect seller ideas from being poached
My Prep Center
Ortonville, MI
Operating since 2005 - explicitly stated 'packaging items for e-commerce sales since 2005'
eFulfillment Service
Traverse City, MI
740+ trusted brands served and 76,000+ unique SKUs handled per homepage claim
Encore Business Group
Kentwood, MI
ISO 9001 Certified Quality Management System - rare for a small 3PL
Sklad USA
Brooklyn Park, MN
Founded in Ukraine in 2018; US warehouse opened in Brooklyn Park, MN (8301 Brooklyn Blvd)
Central MT Prep and Ship
Central Montana, MT, USA
Explicitly offers Walmart Fulfillment Services (WFS) - confirmed on homepage with named WFS program language
Wildcat Prep and Ship
Edgar, MT 59026, USA
Located in Edgar, MT - a small rural community; one of the smaller-town Montana prep centers
Country Shine Prep Services
Montana, USA
Built on Wix - social media icons link to generic Wix social pages, not business-specific profiles
Montana Prep & Ship
Billings, MT, USA
No startup, monthly, or minimum fees - explicitly stated on homepage
Montana Logistics Pro
Great Falls, MT, USA
Located at 5311 13th Street South, Great Falls, MT 59405 - verified from site
MT Prairie Prep N Ship
Central Montana, MT, USA
Specializes in smaller units: cosmetics, home goods, apparel, wholesale - explicitly smaller-item focus
Pryor Valley Prep N Ship
Yellowstone County, MT, USA
Pricing referenced as a downloadable PDF - no rates visible in HTML; must contact or download for pricing
Beckman Prep and Ship
Montana, USA
Owner/operator name: Alese Beckman; phone 406-855-6318; business hours Mon-Fri 9am-5pm MST
Montana Prep Solutions
Helena, MT, US
Explicitly markets Montana tax-free status as offsetting prep costs: 'the savings alone normally pays for our services'
Bull Mountain Prep and Ship
MT
Explicitly lists WFS (Walmart Fulfillment Services) as a supported channel alongside FBA and FBM on the homepage
K Bar K Packing
MT
Owner claims 20+ years of experience in packing and logistics
Allegra Prep n Pack
Joliet, MT
Located in Joliet, Montana - one of the few prep centers disclosing a specific city in a tax-free MT location
eHub Solutions
Corona, CA, USA
Located at 1651 Pomona Road Building B, Corona, CA 92878 - inland SoCal, near major Amazon FCA fulfillment hubs.
EZ Prep
Cerritos, CA, USA
Located at 16804 Gridley Place, Suite B, Cerritos, CA 90703 - 10 miles from Port of Los Angeles, positioning it as a natural import-to-FBA bridge.
My FBA Prep
Sunrise, FL, USA
Operates proprietary 'Preptopia®' WMS with role-specific portals (seller/warehouse/admin) - one of the more sophisticated in-house tech stacks in the FBA prep space.
Prep FBA
Vista, CA, USA
26,000 sq ft warehouse in Vista, CA plus two warehouses in China - one of the few CA prep centers with in-country China facilities for pre-shipment prep before ocean freight.
Prep Brothers
Billings, MT
Physical address confirmed: 3641 South 56th St W Unit 3, Billings, MT 59101 (Google Business Profile)
Medicine River Prep and Ship
Great Falls, MT
Primary contact is Kim Davis at 406-781-3123 - owner-operated, named contact published on site
Ready Set Prep N Pack
Helena, MT, US
Family-owned operation in Montana (tax-free state) - no sales tax on inventory purchases
Relentless Fulfillment
Reno, NV, US
250,000+ sq ft warehouse in Reno, NV - largest facility in this batch
American Warehouse Inc
Nashua, NH, US
Two NH facilities totaling 100,000+ sq ft: 23 Dumaine Ave, Nashua and 8 Industrial Drive, Hudson
Heroic Prep
Merrimack, NH, US
Amazon FBA only - explicitly serves no other platform or channel
Prime Zero Prep
Portland, OR
Two tax-free warehouse locations: Portland, OR (West Coast) and Delaware (East Coast)
United States Prep
Salem, NH, US
Salem, NH location - southern NH border town with easy access from MA metro areas
Prepare Less
New Hampshire, USA
Explicitly markets NH tax-free status as a core selling proposition
1 Stop Prep & Fulfillment
Nashua, NH 03060
Founded 2018 by Amazon sellers frustrated with existing 3PLs
Ultimate Prep Center
1 Hampshire Drive, Milford, NH 03055
Located at 1 Hampshire Drive, Milford NH - tax-free New Hampshire state
FBA Terminal
90 Dayton Ave, Passaic, NJ 07055
Founded 2012 - over a decade in FBA prep with original staff still employed
Guided Imports
Suite 1801, Building D3, Tian'an Yungu, Shenzhen 518129, CN
China-based freight forwarder and 3PL - not a US domestic prep center
Bubble Box Prep
New Jersey, USA
100% Amazon Compliance Guarantee - explicitly advertises compliance assurance
New York FBA Prep
Easton, PA, USA
Explicitly does not accept online arbitrage or dropshipping customers - targets wholesale, private label, and import sellers only
New Jersey Prep Center
Hainesport, NJ
Address: 3448 Sylon Blvd, Hainesport, NJ 08036; phone 856-896-5845
FBA Champs
West Deptford, NJ
Located 32.5 miles (35 min) from ABE8 Amazon fulfillment center in Florence, NJ
3P Shipping
New York, NY
CEO is Sam Sahni; phone 516-737-1767 / 646-580-1727; hours 9 AM - 6 PM EST
Ship on Time
Henderson, NC, USA
Founded 2015 by Serkan Yildiz; operating 9+ years as a 3PL
Atlantic Fulfillment
Newport, NC, USA
Explicitly not accepting new clients as of enrichment date (2026-06-23): 'At this time we are Not accepting new clients'
Floor Ready Services
Arden, NC, USA
NOT an ecommerce marketplace prep center - serves wholesale, retail, and manufacturing supply chains for floor-ready retail merchandise
WeFulfillIT
Toledo, OH, USA
Founded 1982 as a local shipping store; fulfillment services added 2004; acquired in 2023 by brothers Pat and Mike McIntyre
Little Owl Prep
Moraine, OH, USA
Specializes in book grading - explicitly describes expertise in identifying counterfeit textbooks
Truckmen Prep & Ship
Geneva, OH, USA
Founded 1991 with a couple of trucks; grown to 45 full-time employees, 25 semi tractors, 75 trailers, and 3 straight trucks with lift gates
Logistics Done Right
Cincinnati, OH, USA
Offers reverse logistics and returns refurbishment claiming 65% average value recovery (up to 67% more than self-processing or liquidation)
FBAPrep4U
Gahanna, OH, USA
Explicitly wholesale-only - does not accept retail arbitrage or OA sellers
Frankly Fulfillment
OH
Operates 45,000+ sq ft of company-owned and operated warehouse space
McKenzie Services
Hillsboro, OR, USA
100% women-owned business since 2023 when original founder Jim Smith stepped back; three co-owners are all longtime employees
Network Prep
Lafayette, OR, USA
Currently at capacity - contact form leads to a waitlist only
Pacific Prep Services
Hillsboro, OR, USA
Amazon SPN (Seller Partner Network) certified - badge displayed on site
Prep Ninjas
Oregon, USA
Family-owned business (Jeremy, Ava, Kathy, and Jonas Rasmussen) founded February 2018 as a side income project; now operates full-time with 3 employees
PrepWorx
Oregon, USA
1,000,000+ units processed; 99.99% prep accuracy claimed
Snake River Pack and Ship
Adrian, OR 97901, USA
Veteran-owned and family-operated business in Eastern Oregon (Adrian, OR)
Stock and Ship
Oregon, USA
Requires minimum 6 months Amazon selling history and 500+ units/month capacity - explicitly excludes beginners
Oregon Prep Center
Portland, OR 97202, USA
Founded 2023 by owner-operator Conor Chang in Portland OR - single owner runs the warehouse and is the direct client contact
Proven Prep Center
Portland, OR 97230, USA
FDA-registered facility supporting food, beverage, pet, and consumer products - rare among prep centers
West FBA
San Marcos, CA, USA
10+ years in business; San Marcos, CA (North San Diego County) - positioned close to ports for China-import container unloading.
Zebrapals
Sylmar, CA, USA
Zebrapals Inc, Sylmar (Los Angeles area, San Fernando Valley) - close to LA seaport and air-freight hubs for Pacific Rim / China-import trade.
Kitting and Assembly Solutions
Commerce City, CO, USA
Kitting & assembly is the named specialty - receives, kits, and ships Amazon FBA inbound from Commerce City, CO (near Denver).
Fulfillment CO
Colorado Springs, CO, USA
Roots as 'The Mail Center,' founded 1981 in Colorado Springs by Vietnam veteran and former letter carrier Yves 'O.G.' Melanson.
LBOE Prep
United States
All-in per-unit pricing tiered by monthly volume ($1.25 down to $0.75/unit) - each tier includes inspection, FNSKU, polybag, 14 days free storage, boxes, and shipment upload.
Automated3PL
East Hartford, CT, USA
Two-coast operation: East Hartford, CT (primary) + Perris, CA - both at identical per-unit pricing; only storage differs ($30/pallet East vs $50/pallet West).
Precision Prep and E-Commerce Solutions
Pennsylvania, USA
Requires all clients to have an active Inventory Lab subscription
The Swifthouse
King of Prussia, PA, USA
Named 'Top 3PL in Pennsylvania 2025', 'Best Books 3PL 2025', and 'Best FBA 3PL 2025' by Fulfill.com
Upstate Prep
South Carolina, USA
Two-location network: South Carolina (primary, near CLT2 Amazon FC) and Oregon (tax-free state for eligible products)
My Fulfillment Team
Dresden, TN, USA
Claims to be one of Amazon's first FBA prep warehouses; reports experience fulfilling over 10 million items
Brown Box Ninja
Texas, USA
Founded 2015; claims 99.99% order accuracy rate and 50,000+ orders fulfilled
Priority Prep
East Texas, USA
2.5+ million items prepped to date (stated on homepage)
Simpl Fulfillment
Austin, TX, USA
Founded 2016; located at 3714 Bluestein Drive Suite 700, Austin TX 78721
Marketplace Prep
Fort Worth, TX, USA
Processed 750,000+ glass items including 500,000+ hand-blown glass ornaments - demonstrated fragile/breakable specialization
Rocket Packaging
Houston, TX, USA
Performance-backed guarantees: '99.9% order accuracy or you don't pay' and 'on-time dispatch or you don't pay' - money-back on errors
Payless Prep Center
TX
Claims 100% inventory accuracy vs. industry standard of 98%
Prep Prime
Stafford, TX
Operates on three continents: Texas, Ohio, and Hamburg Germany (EU VAT-compliant storage)
LWT Services / LWT Prep Center
San Antonio, TX
Accepts HazMat items with no additional processing fees (only shipping cost passed through)
Chronos Prep Center
Dallas, TX
Explicitly offers Walmart WFS prep as a named service alongside Amazon FBA
Channel Prep
Enoch, UT, USA
Owner-operated family-run business with direct access to the owners
Central Virginia Prep
Waynesboro, VA, USA
Specializes in high-volume used book preparation - processes over 10 tons of used books per week
MetsCube
Alexandria, VA, USA
Founded by Albert Mets, an overseas Amazon seller who built the 3PL to serve international sellers without US warehouse access
e-Sell Trading Services
Richmond, VA, USA
Operational since October 21, 2017; 9,322,878+ units processed across 78,743 shipments as of scrape date
Pick & Pack Prepping
Wytheville, VA, USA
Claims 5+ years in operation and '99% of our clients that sign up with us stay with us'
Flat Rate Prep
Madison, WI, USA
Founded 2015; relocated to current larger facility in 2018 -- 620,000+ items prepped and 27,000+ shipments since relocation
Amzon Prep
Toronto, ON, Canada
Claims to be one of the very first Amazon FBA prep companies in Toronto, Canada (founded 2016)
DCL Logistics
Fremont, CA, USA
Over 40 years of operational expertise; celebrated 40-year milestone (founding ~1983-1985, unverified exact year)
eShipper
Brampton, Ontario, Canada
Founded 1999 as Canada Worldwide Services Inc. by Rizwan Kermalli; rebranded eShipper in 2005 as Canada's first online shipping platform
Evolution Fulfillment
Delta, BC, Canada
Located at 7137 Venture Street, Delta, BC V4G 1K3 - positioned as a 'transportation nexus of Vancouver, BC'
FB Canada Express
Mississauga, Ontario, Canada
Founded 1985; operating as a confidential neutral wholesale logistics provider for 40+ years - original founders still involved as of site copy
North Prep
Surrey, BC, Canada
Canada-based 3PL near sea ports, Amazon warehouses, and the USA border in Metro Vancouver
Red Hat Prep
Milton, ON, Canada
Advertises 24-hour turnaround prominently as a key differentiator
SC Integrators
Port Coquitlam, BC, Canada
Licensed Canadian customs broker and member of the Canadian Society of Customs Brokers
Ship Hype
United States
Domain resolves (Cloudflare IPs confirmed via DNS); site is live but protected by SafeLine WAF returning HTTP 468 - all scraping methods blocked (direct curl, scrape.do standard, scrape.do super+residential)
YEG Prep
Edmonton, AB, Canada
Founded March 2018 by Ken Kuebler, who began selling on Amazon FBA Canada in 2015
YYZ Prep
Greater Toronto Area, ON, Canada
Serves 500+ Canadian e-commerce businesses and has processed 1.35M+ units since 2019
FBA Prep AB
Alberta, Canada
Currently not accepting new clients - maintains a waitlist
Ebb n Flow Prep
London, ON, Canada
Founded 2021 in London, Ontario - one of very few prep centers in southwestern Ontario outside Toronto
Get Set Prep
North York, ON, Canada
Uses IgniteFulfill (app.ignitefulfill.com) as client portal - uncommon platform in Canadian prep center market
All Things Prep
Kent, England, UK
Based in Kent, UK - serves UK Amazon sellers with 0-2 day turnaround guarantee stated in FAQ schema
Delaware Prep Center
Newark, DE, USA
Amazon SPN (Seller Partner Network) verified
Sales in USA
Wilmington, DE, USA
Claims 5,318+ clients served and 2,009,430+ parcels shipped (unverified stat on homepage)
Smart Prep Center
Newark, DE, USA
No minimum order stated; 'accepts any volume from single items to 10,000+'
Dollan Prep Center
Newark, DE, USA
Dedicated WFS prep page with explicit Walmart Seller Center shipment creation service
East Coast Prep & Ship
Wilmington, DE, USA
Explicitly serves Walmart WFS with a WFS-specific labeling price tier ($0.85/unit labels only)
Prep Center Tax Free
United States
Amazon Service Provider Network (SPN) certified
4 Corners Packing Services
Birstall, West Yorkshire, UK
Family-run operation based in Birstall, West Yorkshire (Unit 4 Carr Mills, Bradford Road, WF17 9JX)
Adstral Fulfilment
Swindon, Wiltshire, UK
Self-described as 'The Original Amazon Preparation Service' in the UK
EasiLogic
Saffron Walden, Essex, UK
Based at Unit 11, Carlton Place, Shire Hill, Saffron Walden, CB11 3AU, Essex
Fast Prep Centre UK
Birmingham, UK
Amazon SPN (Service Provider Network) verified partner - only FBA-focused prep centre in batch with confirmed SPN status
Green Fulfilment
Glasgow, Scotland, UK
B Corp Certified - one of very few UK 3PLs to hold B Corp certification
JiffyHub
Manchester, UK
Founded in 2013 by Lee and Simon while completing Master's degrees in the UK, originally serving eBay sellers
Kings Park / FBA Label Service
Pebmarsh, Halstead, Essex, UK
Operates 4 locations across North Essex and Suffolk with 35,000 sq ft facility and capacity for 3,000+ pallets
The FBA Prep
Great Blakenham, Suffolk, UK
Registered as Fullfilwave Ltd (England and Wales, Company #16289776) - thefbaprep.com is a brand of Fullfilwave Ltd
UK Pre Fulfillment
Leicester, UK
Founded 2018 by Naim Deniz under parent company Densea LTD
FBA Prep UK
United States
Prep & fulfillment center
FBA Prep Lab
Farsley, Leeds, UK
Trading name of Liv and Bell Ltd
Blue30
Rochford, Essex, UK
Founded by eCommerce sellers Alan and Kachun who ran their own Amazon businesses before launching Blue30
Ascend FBA
UK (city not stated on site)
Uses proprietary 'ControlDock' WMS with 175+ integrations and 85+ reporting dashboards
FBA Prep Europe
Sofia, Bulgaria
Located in Sofia, Bulgaria - one of the lowest-cost EU prep locations with access to Amazon EU and UK FCs
FBA Prep Center Italy
Between Venice and Padua, Italy
Legal entity is ZACIDEAS SRL (VAT IT04290810276), located between Venice and Padua
FBA Prep Poland
Kutno, Poland
Located adjacent to PCC Kutno, one of Central Europe's largest intermodal container terminals, on rail line E-20 (Europe-China corridor)
Flex Fulfillment
Hermsdorf, Germany
Official Amazon Service Provider Network (SPN) partner for FBA preparation and pre-Amazon storage in EU
Leeline Sourcing
China
Claims 6,000+ clients served and 30,000+ products sourced with 10 years of sourcing experience
FBABEE
Shenzhen, China
Legal entity is Shenzhen Linkhub CO., LTD operating as FBABEE
Sourcing Nova
Shenzhen, China
Warehouse is 5,000+ m² (approx 53,820 sq ft) at Yantian Port, Shenzhen - port-adjacent positioning for shipping efficiency
Contact With China
Shenzhen, China
Legal entity is Shenzhen Cubic Speed International Forwarding Co., Ltd.; operating domain contactwithchina.com since 2012 for FBA shipping (international shipping since 2008)
Prep In China
Yiwu, Zhejiang, China
Located in Yiwu, one of China's largest wholesale goods markets, enabling direct sourcing access
FBA Sourcing China
Shenzhen, Guangdong, China
Israel-headquartered marketing/design team with China ops and a US warehouse in Chino, CA for US-based FBA prep
NextSmartShip
Shenzhen, Guangdong, China
Founded 2019 in Shenzhen by William Yu; received Angel Round and Series A+ funding (tens of millions of yuan)
ForwardToFBA
St. Albans, Melbourne, VIC, Australia
Australia-only FBA prep center serving Australian and international sellers shipping into Amazon AU
Easy FBA Prep
Sydney (Western Suburbs), NSW, Australia
Located in Sydney's western suburbs near Amazon's Kemps Creek facility, described as the largest warehouse in Australia.
Romex Enterprise
Florida, US
Founded 2008 (explicitly stated first-party) - one of the longer-tenured Amazon prep/returns specialists in Florida.
iLogistics USA
Miami, FL
Claims 99.98% error-free delivery rate
TOS Prep Service
Orlando, FL
Founded 2020 per copyright footer; markets 'Over 5 Years of Experience' on homepage
Ship Buddies
Sanford, FL
Two Florida locations: 2547 Old Lake Mary Rd Sanford FL 32773 and 3415 W Lake Mary Blvd #950934 Lake Mary FL 32795
Shipping-and-Handling
Jacksonville, FL
4 warehouse locations: 3 in Jacksonville FL (40k, 75k, and 55k sq ft) plus 1 in Sugar Land TX (63k sq ft) - 233,000+ sq ft total
Fast and Forward Prep Center
New Port Richey, FL
Two locations: New Port Richey FL (primary) and an unlisted California city (address not published on site)
ASAP Warehouse
Fort Lauderdale, FL
Founded by Dima Kubrak, an 8-figure Amazon seller and founder of Sellerise - a known Amazon analytics SaaS
One Day Bundle
Fort Lauderdale, FL, USA
Amazon SPN (Service Provider Network) certified since 2021
Fast Prep USA
Fort Lauderdale, FL, USA
Explicitly brands its core service as 'FBA/WFS Prep' - one of the clearest WFS-prep positionings found across the directory
eHub USA
Orlando, FL, USA
Claims 22 years of shipping and warehousing experience
US Prep Centers
Hallandale Beach, FL, USA
Family-owned business founded 2016; opened second Miami FL location by end of 2018
Simple Price Prep
St. Marys, GA, USA
Veteran-owned and family-operated: founders Dustin and Brandy Buchanan (Dustin is a US Navy veteran)
ZonPrep
McDonough, GA, USA
Best-fit clients are $10M+ in annual Amazon sales or shipping at least one truckload per week - one of the highest stated minimums in the prep center market
All Points
Atlanta, GA, USA
Founded 1995 by Duane Kalinowski; 30-year family-owned Atlanta operation - one of the oldest prep/3PL centers in this dataset
Extra Mile Prep
Alpharetta, GA, USA
Founded by former Amazon and eBay sellers with 'over a decade of experience'
Shipux
Downers Grove, IL, USA
Specializes in wellness, supplement, and skincare brands (not a general prep center)
PrepFort
Wood Dale, IL, USA
Started in a basement in 2021; grew to 30,000 sq ft by 2024 through word-of-mouth
LuckyPrep
Vernon Hills, IL, USA
Holds GDP and FDA certifications (visible on homepage certifications section)
Shipworx
Pekin, IL, USA
Positioned centrally between Amazon fulfillment centers in Chicago, Indianapolis, and St. Louis
Illinois Pack and Ship
Illiopolis, IL, USA
Located in Illiopolis, IL (near Springfield) - small-town rural location, unusual for a prep center
1889 Packing
Joliet, MT
Founded by Heather Stratton; copyright year 2022 indicates recent launch.
365PrepCenter LLC
Lebanon, OH
Co-founded by Alexander (Operations) and Oleg (Warehouse Lead), both former Amazon sellers who built the company after experiencing unreliable prep centers themselves.
3Gistix
Dallas, TX
Headquartered at 12798 Perimeter Rd. Ste# C-106, Dallas, TX 75228; phone 972-850-0010.
3PL Dallas TX (FBA Prep & Fulfillment)
Mansfield, TX
Warehouse located in Mansfield, TX - less than 1 mile from Amazon's Mansfield Delivery Station (DDF1).
3PL Dallas TX Logistics
Dallas, TX
CEO & Founder Robert Carter has 18+ years of strategic supply chain experience; he founded the company to serve small-to-medium businesses priced out of national logistics providers.
3PL Fulfillment & Prep
Dallas, TX
Physical address: 11094 Grader St, Dallas, Texas 75238 - two fulfillment centers in Dallas, TX with 50,000 sq ft of total storage.
3PL PrepNShip
Farmingdale, NY
Address is 855 Conklin Street, Farmingdale, NY 11735 - warehouse is in New York (Long Island), not Georgia as the state hint suggested.
406 Premier Prep
Montana, MT
Based in Montana, a sales-tax-free state - explicitly highlighted as a competitive advantage for sellers.
Above All Prep and Ship
Montana, USA
Operates in tax-free Montana, meaning no sales tax on inventory passing through the warehouse - an explicit selling point stated on the homepage.
Amazon Warehouse
New York, NY
FBA prep starts at $0.40/unit all-inclusive (labeling, bagging, shipment creation, inbound freight) with a written 'Zero Placement Fee Guarantee' via dedicated daily trucks to every Amazon FC.
Anata Inc.
Lehi, UT
Headquartered at 1657 N State Street, Lehi, UT 84043 - a specific street address (not just city/state).
Ardi Express LLC
Riverside, CA
Bi-coastal operation: 51,000 sq ft warehouse in Riverside, CA and 35,000 sq ft in Edison, NJ - totaling 86,000 sq ft across two facilities.
Awesome Solutions
New Jersey, US
Official Amazon SPN (Service Provider Network) Partner and official TikTok Shops Partner - both explicitly stated on the homepage.
AZK Prep Center
Addison, IL
Physical address is 1785 W Cortland Ct Suite D, Addison, Illinois 60101 - operates out of a suite, not a standalone warehouse.
AZ Prep Center
Tempe, AZ
Established in 2016; principals have been Amazon sellers since 2012, giving them ~14 years of marketplace experience as the basis for their prep service.
Beta Prep Center Texas
Rosenberg, TX
Operates four fulfillment centers across three countries: Rosenberg TX (1129 Avenue G Suite 1001), Rockaway NY, Toronto Canada, and Milton Keynes UK - plus an additional facility in Istanbul, Turkey.
Carolina Prep & Ship
Apex, NC
Family-owned husband-and-wife business based in Apex, NC (875 Gateway Drive Ste 103, Apex NC 27523); owner 'Matt' is the named contact at 919-336-2323.
Chicago Prep Center
Normal, IL
Operating name on the About page is 'Wintergreen Prep' - the domain 'Chicago Prep Center' appears to be a marketing/SEO brand name; physical address is 923 Balsam Road, Normal, IL 61761 (~130 miles south of Chicago).
DC Logistics US
Orlando, FL
Family-owned 3PL with 8+ years in the logistics industry, based in Orlando, FL (9550 Satellite Blvd, Suite 150, Orlando, FL 32837).
Docknload Logistics
Skokie, IL
Located in Skokie, Illinois; operates a 40,000 sq ft secure warehouse facility.
DSR Prep
Charlotte, NC
FBA base rate is $0.50/unit; FBM base rate is $1.00/unit - rates are explicitly published on the homepage.
e53 Fulfillment
Georgetown, TX
CEO & Founder is Ammar Saifuddin, described as an E-Commerce Specialist with 20+ years of experience; the site was published April 16, 2026 and built in Framer.
Easy FBA Prep
Poole, Dorset, England
Legal entity is Easy Prep South Ltd, registered in England and Wales (Company No: 12347019), based at Unit 7 Alder Hills Industrial Estate, 16 Alder Hills, Poole, Dorset, BH12 4AR.
Ecom Auto Prep
Coral Springs, FL
Physical address is 12466 NW 39th St, Coral Springs, FL 33065 - warehouse located within one hour of both Port Miami and Port Everglades.
Ecomlabs Logistics
Houston, TX
Physical warehouse address: 9430 Harwin Dr. Suite T, Houston, TX 77036.
Ecom Prep'n Pack
Chatsworth, CA
Located at 20850 Dearborn St, Chatsworth CA 91311; phone (818) 212-1292.
Electric City Logistics
Great Falls, MT
Located in Great Falls, MT - a sales-tax-free state, which is a concrete benefit for certain sellers.
Elite Prep Center
Franklinville, NJ
Physical address: 1736 Dutch Mill Road, Franklinville, New Jersey 08322 - a rural South Jersey location, not a metro warehouse hub.
EPS Fulfillment
Salt Lake City, UT
Physical address: 411 W Lawndale Dr, Salt Lake City, UT 84115 - domestic U.S. warehouse explicitly emphasized throughout.
eWorld Fulfillment
Florida, USA
Claims 99.6% of orders received by 2pm ship same-day.
Excel3PL
Tulsa, OK
Founded and run by Eric (founder handles all new inquiries personally) based in Tulsa, OK 74101; centrally located to reach 98% of the US in 1-2 days.
Express Prep Center
Pennsauken, NJ
Two warehouse locations: Pennsauken, NJ (9040 Pennsauken Hwy, near EWR9/EWR4/ACY1/LGA5/LGA9/TEB6) and Las Vegas, NV (near LAS1/LAS6/LAS7).
FastFBA3PL
Huntingdon Valley, PA
Located at 474 Pike Road, Huntingdon Valley, PA 19006 - approximately 15 minutes from the ABE8 Amazon fulfillment warehouse in Florence Township, NJ.
Fast Fulfillment
Lenexa, KS
Named a Top 100 3PL in the United States by Fulfill.com (2025 recognition listed on site)
Fast Prep Center
San Antonio, TX
Physical address: 2510 Freedom Drive, San Antonio, Texas 78217 - a specific verified street address, not a PO box.
FBA Prep
United Kingdom
UK-based prep center with a US forwarding phone line (+1 650 912 5162) serving global Amazon sellers across USA, UK, EU, Canada, Australia, New Zealand, and South Africa.
FBA In and Out
Santa Ana, CA
Physical address is 1303 E Warner Avenue, Santa Ana, California 92705; the facility is FDA Registered.
FBA Indiana Prep
Portland, IN
Physical address: 525 N Meridian St, Portland, IN 47371 - a small city in Jay County, Indiana, serving as a Midwest distribution point.
FBA Prep Logistics
Bristol, PA
Physical address: 7900 N Radcliffe Street, Building 101, Bristol, PA 19007 - a dedicated warehouse building.
FBA Ship UK
Suffolk, UK
Part of the We Prep E-commerce Logistics & Fulfilment Group - a multi-brand UK prep operation.
FBA Strategies
Pensacola, FL
Guarantees 48-hour dock-to-carrier turnaround - if shipment arrives Tuesday, it is fully processed and handed to carrier by Thursday morning.
FbaZoom
San Diego, CA
Founded and operated by former Amazon sellers with 20+ years of ecommerce experience; COO is Edward Nickerson.
Fulco Fulfillment Inc
Dover, NJ
143,000-square-foot warehouse in Dover, NJ, owned (not leased) by the company - cited as the basis for competitive pricing
FulfillMe
Dania Beach, FL
Three fulfillment centers with exact street addresses: Dania Beach FL (1900 NE 7th Ave Suite A-107), La Vergne TN (1260 Heil Quaker Blvd), North Kansas City MO (1595 Erie St) - enabling 2-day ground coverage claims.
Fulfillrite
Lakewood, NJ
Two warehouse locations: 825 Towbin Ave (+ 1720 Oak St overflow), Lakewood NJ and 1850 S 4370 W, Salt Lake City UT - giving both East Coast and Mountain West coverage.
Full Prep Center
Gainesville, VA
Located at 7689 Limestone Dr, Unit #135, Gainesville, VA 20155; phone +1 (202) 486-7346.
Nimbl
Salt Lake City, UT
Family-owned and independently operated since 2005 - over 20 years in business.
Global Warehouse Solutions
Miami Gardens, FL
Claims 35+ years of industry expertise in warehousing and 3PL.
Golden Grove Prep
Orlando, FL
Located at 6363 N. Orange Blossom Trail, Orlando, FL 32810 - a specific verifiable street address.
Golden Prep Services
Fredericktown, MO
Physical address: 1000 E Main St Suite B, Fredericktown, MO 63645 - a small city in Madison County, Missouri.
Grizzly Prep MT
Montana, MT
Uses Inventory Lab software for FBA shipment creation - explicitly named on the homepage.
HexPrep
Hillsboro, OR
Two warehouse locations: Hillsboro, OR (west coast hub - tax-free state for two-step dropshipping) and Chicago, IL (midwest hub), explicitly marketed for geographic reach.
High Plains Prep & Pack
Great Falls, MT
Located at 700 1st Ave S, Great Falls, MT 59401 - a registered Montana assumed business name of Alias Smith and Jones Pawn Shop, Incorporated.
Honeybee Fulfillment
Plano, TX
Flat $1/unit all-in FBA prep rate with explicit 'no hidden fees' policy - no per-insert, per-sticker, or per-polybag charges and no Q4 peak-season surcharges.
iFulfillandShip
Mansfield, PA
Physical address: 719 Lambs Creek Rd, Mansfield, PA 16933; contact is Shari Heffner, Director.
INNDOUT PRE SHIPPING
Saddle Brook, NJ
Physical warehouse located at 575 N Midland Ave, Saddle Brook, NJ 07663.
Indy Prep
Noblesville, IN
Located at 1710 Pleasant St., Noblesville, IN 46060 - confirmed physical street address.
J&J Prep and Ship
Concord, NC
Located in Concord, North Carolina.
Kaizen Prep Services
Miami, FL
Legal entity is Kaizen Logistics Inc., operating under the brand Kaizen Prep Services; founded in Miami in 2010 (copyright notice reads 2010-2023).
K&K Prep Solutions
Gallatin, TN
Physical address is 513 Red River Road, Gallatin, TN 37066 - facility has 10 dock doors and 2 drive-in bays with trailer access and staging area.
Launch Fulfillment
Springville, UT
Co-founded in 2019 by Braden DiCristofano (CEO) and Josh Beatty (President); ranked 9th fastest-growing logistics company in the U.S. on the 2024 Inc. 5000 list.
Librex Fulfillment
Frederick, MD (original); also Chicago, IL warehouse listed
Founded in 2016; started packing orders from a living room, incorporated in early 2017, first warehouse in Frederick, Maryland mid-2017, expanded to Chicago, Illinois late 2018.
Logistics Prep Center
Burbank, CA
Operates two physical warehouse locations in the Los Angeles area: 3073 N California St, Burbank, CA 91504 (main) and Montrose, CA 91020 (second).
Lulux Warehouse
Long Island, NY
6,000 sq ft warehouse located on the Nassau/Suffolk border in Long Island, NY - facility is accessible to 53-foot trailers.
Magpies Prep and Ship, LLC
Billings, MT
Located in Billings, Yellowstone County, Montana - a sales-tax-free state, offering clients up to 9.5% savings on purchases shipped through the center.
Medallion Fulfillment & Logistics
Chatsworth, CA
Founded in 1994 by the Kent family, starting operations out of the Kent family garage before growing into a bi-coastal operation - over 32 years in business.
MeisterPrep
Long Beach, CA
Founded in 2017 by two German logistics professionals: Ansgar Thune (15+ years European supply chain management) and Baris Talaysum (e-commerce operations across multiple marketplaces); the company explicitly markets its 'German precision standards' applied to American 3PL.
Momentum Warehousing
San Diego, CA
Co-founded by Edward Nickerson (CoFounder/COO); direct contact email edward@momentumwarehousing.com published on site.
PACK & SLAY
NJ
Operates 3 locations within the NJ/NY Tri-state area, giving multi-site redundancy uncommon for smaller prep centers.
Pegasus Prep
Fort Wayne, IN
Located at 3020 Congressional Parkway, Suite H, Fort Wayne, IN 46808.
PETANI Logistics
Dallas, TX
Operates 80,000 sq ft of shelf space with US warehouses in the Dallas/Fort Worth area (approx. 20 miles from Amazon's FTW1, described as one of the largest Amazon warehouses in the US), plus Los Angeles and New Jersey locations.
PFC Fulfillment
Camanche, IA
350,000 sq ft distribution center located in Camanche, IA 52730 (311 21st Street).
Phase V Fulfillment
Fort Myers, FL
Physical address: 16240 Airport Park Drive, Suite 100, Fort Myers, FL 33913 - FDA-registered warehouse facility.
Portland Prep Center
Portland, OR
Founded in 2020 by Jake Thornhill and Jordan; both owners have 9+ years of Amazon selling experience - created by FBA sellers for FBA sellers.
Prep Center LA (PCLA)
Commerce, CA
Founded in 2019 by Amazon sellers who experienced firsthand the failures of other prep centers (lost products, mislabeling, slow processing) - positioned as seller-founded and seller-operated.
PrepFlow Prime
Houston, TX
Located at 10795 Hammerly Blvd, Houston, TX 77043; contact phone +1 (346) 222-0775.
Prep For You Services
unknown
Pricing tiers: $0.50/unit for 20 - 999 units, dropping to $0.40/unit at 1,000+ units - specific published rates with volume threshold.
PrepIt Logistics
Riverside, CA
Founded in 2013 as 'Prep It! Pack It! Ship It!' - one of the longer-tenured West Coast prep centers; recently rebranded to PrepIt Logistics.
PrepMeisters
Princeton Junction, NJ
Founder Sanjeev Vaid is a former Amazon Operations Director with 10+ years at Amazon in senior roles including Director of Fulfillment Operations and Director of Amazon Logistics.
Prep Services FBA
New Jersey, USA
Founder and CEO is Arshad Iqbal, who stated the company was 'built to solve the operational problems most e-commerce sellers face with unreliable prep and fulfillment providers.'
Price Point Prep
Garland, TX
Veteran-owned business operating out of Garland, Texas
PrimeTime Prep
Portland, OR
Founded in 2022 by Anthony and Zach, who together claim 30+ years of combined experience in e-commerce, Amazon management, private label brands, transportation, retail management, and 3PL.
RATER Prep Services
Gahanna, OH
FBA single-unit prep is priced at $1.00/unit, explicitly including all Amazon minimum prep requirements.
Renewal Logistics
McDonough, GA
Cofounded by Courtney Folk (CEO/CMO) and Bryan Folk (COO/CTO); Courtney Folk was recognized as a 2026 Inc. Top 500 Female Founder and Renewal Logistics won the 2025 Inc. Power Partner Award.
Resin Logistics
Peoria, IL
Founded in 2019 by Nate (founder, first name only stated on site) after 15 years in e-commerce, positioned explicitly as a small-team '3PL that felt like family'.
Rite Prep Fulfillment
Texas, US
Phone area code 512 (Austin, TX) and contact page explicitly states 'fulfillment centers in Texas and Maryland' - dual-warehouse footprint across two states.
RLC Prep & Ship
Red Lodge, MT
Located in Red Lodge, Montana - a sales-tax-free state, which is a potential advantage for clients looking to reduce overhead.
Rogue Prep & Pack
Grants Pass, OR
Located at 1630 Williams Hwy, Grants Pass, OR - Oregon is a sales-tax-free state, a direct benefit for sellers purchasing goods shipped through the facility.
Savannah River Fulfillment
Port Wentworth, GA
Operates two 180,000 sq ft Grade A warehouses (360,000 sq ft total): one at 158 Hendley Rd, Port Wentworth, GA 31407 (0.5 miles from Port of Savannah) and one at 625 Waltham Way Suite 104, Sparks, NV 89434 (approx. 4 hours from Port of Oakland).
Savo Prep Center
Indianapolis, IN
Physical warehouse address is 8314 W Washington St, Indianapolis, IN 46231 - site specifically notes this is near major Amazon warehouses and logistics hubs.
Schellstede Shipping
Santa Fe, TX
Located in Santa Fe, TX 77517; primary contact is Lauren (lauren@schellship.com), suggesting a small or owner-operated operation.
Scovia Fulfillment, LLC
Jacksonville, FL
Explicitly tiered per-unit pricing published: FBA Wholesale/PL ranges from $1.15 (1 - 999 units) down to $0.70 (10,000+ units); OA from $1.50 (1 - 1,000 units) down to $0.80 (10,000+ units).
ShipCalm
San Francisco, CA
Founded in 2017; positions itself as a 'Third-Party Operations (3PO)' provider rather than a traditional 3PL, bundling operational management and tech with fulfillment.
Ship Depot
Palmdale, CA
Located at 114 Grand Cypress Ave, Palmdale, CA 93551 - a Southern California hub serving West Coast sellers.
ShipJoy
Miramar, FL
Physical address: 11500 Miramar Parkway Suite 300, Miramar, FL 33025; also operates a second location in Los Angeles, CA.
Shipmate Fulfillment
Philadelphia, PA
Family-owned business rooted in the Antar family warehouse tradition since 1984 at 1501 Unity Street, Philadelphia, PA 19124 - the same location that served as the distribution hub for the regional Valu-Plus discount retail chain (founded 1973 by Elie, Morris, and Isaac Antar).
ShipMonk
Fort Lauderdale, FL
ShipMonk operates 9 named fulfillment facilities (FL1, CA1, NV1, NV3, TX1, PA1, PA2, KY1, KY2) plus international locations in Canada, Czech Republic, and UK, with HQ at 201 NW 22nd Ave., Fort Lauderdale, FL 33311.
ShipZag
Baldwin Park, CA
Warehouse physically located at 14120 Live Oak Ave Suite C, Baldwin Park, CA 91706.
ZK Shipping
Bridgeton, MO
Warehouse address is 12724 Pennridge Dr, Bridgeton, MO 63044 - positioned as a Midwest hub able to reach 85% of the US in 1 - 4 days with same-day fulfillment cut-off at 2 PM.
Simply Ship
Florida, FL
Charges a $300 one-time non-refundable account activation fee before any prep work begins.
SML Fulfillment, LLC
Statesville, NC
Located in Statesville, NC - operates as 'North Carolina's trusted 3PL partner' per self-description on the site.
Snapl
Gloucester City, NJ
Two warehouse locations totaling ~90,000 sq ft: 35,000 sq ft temperature-controlled in Gloucester City, NJ (410 Jersey Ave) and 55,000 sq ft temperature-controlled bonded warehouse in South Hadley, MA (755 New Ludlow Rd).
Staghler Prep & Logistics
Columbus, OH
Two warehouse locations: Portland, OR (97232) and Columbus, OH (43215) - giving clients both a tax-free state option (Oregon) and a Midwest hub.
StarShip Prep LLC
Ashippun, WI
Family-operated prep center based in Ashippun, Wisconsin.
Stockmatic
Miami, FL
Operates three warehouse locations in Florida: Miami (9675 NW 174th St, Suite 400), Tampa, and Jacksonville.
Tailwind Pack & Ship
Billings, MT
Located in Billings, MT - a sales-tax-free state, which the site actively markets as a pricing advantage for sellers.
TCB Global 3PL
Henderson, NV
Claims '50+ years of expertise' in logistics and fulfillment operations.
Texas Logistic Services
Sugar Land, TX
Located at 12900 W Airport, Sugar Land, TX 77478 - a specific, verifiable street address for a Houston-area suburb warehouse.
TheDiscountPrep
Orlando, FL
Division of Cake Brands USA - TheDiscountPrep is the 3PL/prep arm of a parent brand company operating since 2018.
The Prep Pal VA
unknown
Claims a 48-hour dock-to-ship guarantee: freight arrives, is inspected, prepped, and palletized for FBA dispatch within 48 hours.
Titan Fulfillment
Marlboro, NJ
Claims 8 years of industry expertise and 460 satisfied clients globally per homepage counters.
Tocantis LLC
Miami, FL
Headquarters and warehouse located at 4558 SW 71st Ave, Miami, FL - physical address published on site.
UsMyBox Prep Center
Newark, NJ
Located in Newark, NJ; dock-capable facility accepting 18-wheel / 52-foot truck deliveries - positioned to serve wholesalers sending 1,000+ units per month.
Noah's Ark Fulfillment Warehouse LLC
Herndon, VA
Founded 2019; primary warehouse is 25,000 sq ft at 503 Carlisle Dr, Unit 300, Herndon, VA 20170 - described as 15 minutes from the White House, near Baltimore Port and Norfolk Port.
Verde Fulfillment USA
unknown
Claims 25+ years in the fulfillment industry, positioning itself as 'the definitive leader in middle-market 3PL services'.
Vid Export, Inc
Wilmington, DE
Located at 1208 First State Blvd, Wilmington, DE 19804 - a sales-tax-free state, which is a meaningful advantage for certain seller business models.
Warehouse-Pro
Rockwall, TX
Family-owned and operated since 1976, originating as ProSoap (a hand cleaner manufacturer); transitioned to the Warehouse-Pro fulfillment model in 2004 under President/Owner Billy Self.
Warehouse Republic
Ontario, CA
Co-founded by Mark Taylor (CEO) and Abhi Dobhal; Mark Taylor reportedly lived on an air mattress in the Ontario, CA warehouse in the company's early days.
Warehousing Pro
Nashville, TN
Located at 2600 Hart Street, Nashville, TN 37207 - approximately 10 minutes from downtown Nashville with direct access to I-65, I-24, and I-40.
West Coast FBA Prep
Mission Viejo, CA
Physical address: 23831 Via Fabricante, Suite 302, Mission Viejo, CA 92691 - an Orange County, Southern California location.
Wild West Prep & Ship
Montana, MT
Founded and operated by Brittney March and Karsyn March - a family-run operation based in tax-free Montana.
Wrap Pack Ship
Clifton, NJ
Located in Clifton, New Jersey - specifically cited as a geographic advantage for proximity to major East Coast ports and Amazon fulfillment centers.
Yoke Fulfillment
Charlotte, NC
Founded by Andre Vanegas, who spent 20 years in technology consulting for the 3PL sector before launching Yoke Fulfillment.
A prep center, sometimes called a fulfillment center or 3PL, is a warehouse that receives your inventory, preps it to a marketplace's exact inbound requirements, and ships it in for you. That work includes receiving, inspection, FNSKU labeling, polybagging, bundling, suffocation and box-content labels, expiration and lot tracking, and sticker removal. Sellers who source faster than they can pack reach for one: Amazon FBA and Walmart WFS sellers running online arbitrage, retail arbitrage, wholesale, private label, and two-step models who would rather buy and resell than spend their week at a packing table. Most directories that list these warehouses pad the count with businesses that have closed, parked their domain, or rebranded. This one is built differently. Every center here has been checked live on its own website, and centers that failed are removed, so the list reflects warehouses that are actually open for business. We currently track 287 verified-live centers. More than 170 of them carry a real Google rating and review count that we pulled independently, not a self-reported badge, so you can compare reputations side by side. Each listing also carries unique, specific facts about that center rather than recycled boilerplate, and the whole directory runs through a daily uptime check so dead listings drop out fast and the data stays current.
What a prep center does
At its core, a prep center takes inventory off your hands between the moment you buy it and the moment it sells. Product arrives at the warehouse, gets received and inspected, and is then prepped to whatever the destination marketplace demands. For Amazon FBA that means FNSKU labeling, polybagging, bubble wrap and dunnage, suffocation warnings on poly bags, and accurate carton content labels before the shipment is built and sent to an Amazon fulfillment center. For Walmart WFS the inbound and labeling rules are different, which is why fewer centers handle WFS well. Beyond the basics, a good center handles expiration and lot tracking, removes retail stickers and price tags, manages returns and removals, and can kit or bundle multiple units into a single sellable item. Some go further with specialized work that not every warehouse will touch, such as hazmat handling, oversized and bulky freight, cold storage, apparel hang-tagging and steaming, and fragile or liquid goods. The point of using one is leverage. Instead of renting space, hiring packers, and learning each marketplace's prep spec yourself, you ship inventory to a center that already knows the rules and lets you spend your time sourcing and selling.
How to choose a prep center
The right center depends on how you sell, not on which one looks biggest. Start with your marketplace. Nearly every center preps for Amazon FBA, but Walmart WFS is the one to confirm because its inbound requirements trip up warehouses that only know Amazon. If you sell on WFS, filter for it first. Next is location and tax. A center in a sales-tax-free state such as Oregon, Montana, Delaware, or New Hampshire can matter for arbitrage sellers who buy through the warehouse, and being closer to where you source can shorten transit time. Then look at how the center charges. Some quote one all-in per-unit price that covers standard prep, others itemize each service a la carte, and a few bill a flat monthly fee. If you run small or uneven volume, check whether the center has a minimum order, since many of the best fits for online and retail arbitrage have no minimum at all. Turnaround is the next axis. Faster bands such as 24 or 24-to-48 hours keep your cash moving, while 72-hour-plus turnaround can stall replenishment. Confirm the center handles your specialty, because hazmat, oversized, cold storage, apparel, and books are genuine differentiators that many warehouses skip. Finally, weigh reputation using the Google rating, review count, and years in business shown on each listing, and check whether the center is currently accepting new clients before you reach out.
How this directory stays accurate
Most prep-center lists are written once and never touched again, which is why so many of them point you at warehouses that quietly shut down months ago. The moat here is verification and monitoring. Every candidate was checked live on its own site before it earned a spot, and the ones that turned out to be parked, closed, or rebranded were cut rather than left in to inflate the count. Close to half of the businesses we started with did not survive that check. What remains is a directory of warehouses that are genuinely operating. On top of the verification, each center carries structured, comparable data, including which marketplaces it preps for, the seller models it serves, its specialized services, its pricing model, whether it has a minimum, its turnaround band, and at least two specific facts unique to that center. More than 170 listings include a real Google rating and review count that we pulled ourselves, never a self-reported number. The whole set then runs through a daily automated uptime check, so when a center's website goes dark the listing is flagged and removed quickly instead of rotting on the page. That combination of verified-live entries, independently sourced ratings, unique per-center data, and continuous monitoring is what keeps this the freshest prep-center index you can compare against, and it is the reason a listing here means something.
Frequently asked questions
What is a prep center and do I actually need one?
A prep center is a warehouse that receives your inventory, preps it to a marketplace's inbound spec, and ships it in for you. You need one when you are buying or importing faster than you can pack, when you lack the space or labor to prep at home, or when you sell on a marketplace whose labeling rules you would rather not manage yourself. Online and retail arbitrage sellers use them to handle many small SKUs, wholesalers use them for bulk receiving, and importers use them to take in freight. If you only move a handful of units a month, self-prep may still be cheaper, but most growing Amazon FBA and Walmart WFS sellers reach a point where outsourcing prep buys back the most valuable thing they have, which is time to source.
How many prep centers are in this directory and how were they chosen?
The directory currently lists 287 verified-live prep centers. Each one was checked on its own website before being included, and any business that had closed, parked its domain, or rebranded was removed rather than left in the list. Roughly half of the candidates we started with did not pass that check, which is why this set is smaller than some lists that claim larger numbers but include warehouses that no longer operate. The goal is not the biggest count, it is the most accurate one.
Are the ratings on these listings real?
Yes. More than 170 of the listed centers carry a Google rating and review count that we pulled independently, not a self-reported star badge supplied by the center. That lets you compare reputations on the same basis across the directory. Centers without a public rating are still included when they are verified live, but their listing will not show a fabricated score. We never invent ratings or review counts.
Can I filter prep centers by marketplace, state, or service?
Yes. The directory is faceted, so there are dedicated pages for the things sellers actually choose by, including Walmart WFS, Amazon FBA, individual states, tax-free states, hazmat handling, oversized goods, apparel, no-minimum centers, and specific pricing models. Walmart WFS is worth checking first if you sell there, because fewer centers handle it than handle Amazon FBA. Each facet page explains what that requirement means and lists only the centers that match it.
Does using a prep center in a tax-free state save me money?
It can, depending on how you source. Centers in sales-tax-free states such as Oregon, Montana, Delaware, and New Hampshire are a common choice for arbitrage sellers who buy inventory through or near the warehouse, since the purchase may avoid sales tax. Whether it benefits you depends on your sourcing method and your own tax situation, so treat it as one factor among location, pricing, turnaround, and service fit rather than a rule. The directory has a tax-free facet and per-state pages so you can see which verified centers operate in those states.
How often is this directory updated?
Continuously. The full set runs through an automated daily uptime check, so when a center's website goes offline the listing is flagged and removed quickly instead of lingering as a dead entry. Center details such as services, pricing model, and ratings are refreshed as part of the same verification process. That ongoing monitoring is what separates this from one-and-done lists that go stale the moment a warehouse closes.