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FBA PREP · CA · STATE · UPDATED 2026-08-18

FBA prep centers in California.

Largest FBA seller base; LA/SF metros dominate prep volume. California is one of the highest-traffic prep-center geos in the US. We list verified centers with capacity, pricing tier, hazmat coverage, and our last-verified date on every record.

10 verified centers · Updated 2026-08-18

Quick facts

California at a glance

Operating facts sellers ask about before committing to a prep center. Numbers are from our directory; we leave blanks rather than guess.

Capital
Sacramento
FBA hub cities
Los Angeles, San Francisco
Population
39M
Tax-free state?
No
Verified centers
10
Notes
Largest FBA seller base; LA/SF metros dominate prep volume

Why California

California for high-volume FBA prep.

The case for California sellers actually pay attention to, plus the caveats we routinely have to remind sellers about during matching calls.

California is not a tax-free state. It is also the highest-volume FBA prep state in the US. The Inland Empire (Riverside / San Bernardino counties) is the densest Amazon FC cluster in the country: LGB, ONT, LAX, SCK, SBD codes all sit within an hour's drive. Picking a Los Angeles or Inland Empire prep center is the default move for sellers serving West Coast demand at any meaningful volume.

California prep centers absorb the trade-off of state sales tax in exchange for radically lower per-unit shipping costs into the densest FC corridor in North America. For high-velocity SKUs, the math typically favors California-then-FBA over any tax-free state.

Hub geography

Where the prep actually sits.

The LA metro is dominant. Vernon, Eastvale, Moreno Valley, Rialto, Chino, and Redlands all host multiple FBA prep operators. The Inland Empire (roughly an hour east of downtown LA) concentrates the largest operators because of proximity to the LGB and ONT FC clusters plus cheaper warehouse rent than coastal LA. The Bay Area (around the Port of Oakland) is a secondary cluster, smaller, more expensive, and typically used by sellers with European or Asian import volume.

Caveats

What sellers miss.

California state sales tax is 7.25% with local district taxes commonly bringing the rate to 9% or higher. Storing inventory in California creates physical nexus, but marketplace facilitator laws shift collection to Amazon in most cases. California also has aggressive labor and employment regulations that flow through to prep-center pricing. Expect higher per-unit rates than comparable Oregon or Texas operators. Confirm with your CPA whether the savings on FC proximity clear the additional state tax exposure.

Cross-reference with our Amazon fulfillment center directory to match your demand-side FC cluster to a prep-center location, and our tax-free-states pillar for the full sales-tax-nexus argument.

Verified directory

Verified prep centers in California

10 listings

Delta Prep Solutions

Reviewed · 2026-08-17

Delta Prep Solutions is a family-operated, home-based FBA prep service in Northern California. Prep runs in a dedicated climate-controlled structure of about 1,200 sq ft on the operators' residential property, with locked access and security cameras (operator-confirmed by email, 2026-08-15). The rate card is one of the more transparent we have reviewed: a flat $1.50 per unit covering FNSKU labeling, standard polybagging, expiration-date labeling, 2-3 item bundling, and a final quality check, with no order minimums and a stated 1-2 day turnaround. The stated specialty is online-arbitrage sellers shipping roughly 1,000-1,500 units per month, which fits the operation's scale. What a buyer should weigh: the business is young (operating since mid-2025 by domain evidence), we could not find customer reviews or any third-party footprint for it, and contact runs through a Gmail inbox and a single phone line. The website's warehouse imagery is stock photography, not the facility itself.

$$ pricing

WestFBA

San Marcos, CA

Reviewed · 2026-08-17

California-based FBA prep service specializing in West Coast port intake from China-origin container freight. 12+ years operating an e-commerce warehouse, 5+ years FBA-specific. Self-described positioning: importer-friendly prep for sellers landing inventory at LA / Long Beach or San Diego. No minimum-volume requirements per their stated terms, which is rare for the category. Published per-unit pricing on the site (also rare). Photography service available. Offers WhatsApp contact at +1-858-527-8197 in addition to phone and email.

$ pricing

A&M Prep Services

South Gate, CA

Reviewed · 2026-06-10

FBA prep center in South Gate, California operating since 2020. Per-unit prep pricing is public: FNSKU labeling $0.80/unit, polybag or bubble wrap $1.25/unit, bundling up to 6 items $1.75/bundle, no-label re-box $0.50/unit. Stated turnaround is same day or within 48 hours, with daily UPS, FedEx, and USPS pickup. The homepage leads with warehousing language, but the brand, the per-unit pricing model, and the service menu are FBA-prep first; storage at $45/pallet/month is a supporting service.

$ pricingHazmat

West Coast FBA Prep

Mission Viejo, CA

Reviewed · 2026-08-03

West Coast FBA Prep runs Amazon prep from Mission Viejo in Orange County, CA, online since late 2021, as the prep-branded arm of president Ahmad Noory's West Coast Prep and 3PL operation, whose Irvine opening and 21,000 sq ft Moreno Valley facility carry real press coverage. The prep card is fully public: $0.99 per regular single unit, $1.49 oversized, bundles $1.79 up to five items, polybagging from $0.30, merchant-fulfilled orders $2.99, LTL receiving $25 per pallet, and volume discounts above 5,000 units a month. The operation is corroborated by independent seller-community vendor listings (ASGTG) and directory entries. It also runs full 3PL and DTC fulfillment under the sister brand, disclosed per our multi-service policy. One honest gap: California registry confirmation is blocked by the state portal's bot wall, so the legal entity name is not independently confirmed.

Multi-service$ pricing

PrepFBA

Vista, CA

Reviewed · 2026-08-03

PrepFBA runs Amazon prep from a 26,000 sq ft warehouse with four loading docks in Vista, CA, north of San Diego, operating since 2017. Pricing is itemized per service rather than bundled: FNSKU labelling at $0.70 per item, bundling at $1.60, carton forwarding at $3.00, and pallet storage at $50 a month. The company also handles Walmart, TikTok Shop, and Shopify fulfilment plus China freight forwarding, disclosed per our multi-service policy, and its address and phone check out across three independent directories. A Seller Assistant affiliate relationship is disclosed on the site.

Multi-service$$ pricing

FBAZoom

San Diego, CA

Reviewed · 2026-07-15

FBAZoom is a San Diego, CA prep operation at 1470 Exposition Way in Otay Mesa, founded by former Amazon sellers and online since 2020, and the FBA-facing brand of Momentum Warehousing LLC (two names, one operator, disclosed). Per-unit prep pricing is published and unbundled: a required $0.35 inspection and quality check per unit plus $0.20 FNSKU labeling, so effective labeling cost is $0.55 per unit, with polybagging and bundling at $1.00. It also publishes flat rates for container unloading ($299 for a 20 ft, $499 for a 40 ft), cross-docking, and pallet storage, and runs general warehousing alongside prep, disclosed per our multi-service policy. Co-founder Edward Nickerson is confirmed across LinkedIn and company records. Honest cautions: California registry confirmation is blocked by the state portal's bot wall, so the legal entity is operator-stated; named client reviews exist, including one verifiable Google review, but we could not extract an aggregate rating.

Multi-service$ pricing

Prep Center LA

Commerce, CA

Reviewed · 2026-07-14

Prep Center LA is a Commerce, CA prep operation established in 2019, fifteen minutes from the LA and Long Beach ports. FBA prep leads the offer at a published $1.25/unit all-inclusive, dropping to $0.75/unit at volume, with no setup fee and month-to-month terms. The company also handles TikTok Shop fulfillment and DTC shipping, disclosed per our multi-service policy. The website claims additional New Jersey and Texas locations without published addresses, so we list the Commerce warehouse only. Case studies and volume statistics on the site are operator-stated and not independently verified.

Multi-service$$ pricing

Amazing Logistics

Sun Valley, CA

Reviewed · 2026-06-10

Amazing Logistics is a Sun Valley, California prep operation founded in 2017 by Sebastiano and Sausha Scozzi, running out of multiple Los Angeles-area warehouses. It handles the full Amazon FBA prep chain: container and small-parcel receiving, FNSKU and compliance labeling, inspection, bundling and kitting, storage, removal orders, and FBA-labeled outbound shipping. It also offers general 3PL and wholesale forwarding work and routes freight forwarding and non-Amazon fulfillment to partners, so its scope extends beyond pure prep. Pricing is quote-based; no per-unit rates are published.

Multi-service

FBA In and Out

Santa Ana, CA

Reviewed · 2026-06-10

Orange County prep and 3PL center serving Amazon FBA, Amazon FBM, and Shopify sellers. Published stats (2026-05-14): 518 international clients, 143,811 shipments processed, 103 businesses helped expand into the US market. 3-step inbound workflow: receive and inspect, prep or store, outbound to Amazon or other destinations. Note: their primary marketing positions them as a Third Party Logistics Center rather than a pure FBA prep specialist, so evaluate against your needs accordingly.

Multi-service$$ pricing

Ship Depot

Palmdale, CA

Reviewed · 2026-08-10

Ship Depot is a Southern California 3PL in Palmdale operating on a domain registered in 2003, with an active blog, a WMS, and the deepest FBA prep line of the third-party logistics operators we list: dedicated Amazon prep and removals pages covering receiving, count verification, FNSKU and carton labeling, poly bagging, bundling, and Amazon-compliant carton prep with UPS, LTL, and AWD shipment handoffs. Published prep pricing runs $0.30 to $0.55 per unit. This is a full 3PL, not a prep specialist: DTC fulfillment is the core business and prep is a service line, which is exactly how we type it. Its client-logo wall is operator-stated and unverified.

Full 3PL$ pricing

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