9 Best Ecommerce Fulfillment Services of 2026

ShipBob is the broadest outsourced fulfillment network on this list. It says it runs 50+ fulfillment centers worldwide and has fulfilled 300M+ orders, and it lets a brand send stock to one hub and have it distributed across US regions with automated replenishment. That placement is what powers its 2-day shipping offer for all sales channels across the continental US. Beyond parcel orders it handles B2B fulfillment with automated EDI, international shipping to 250+ destinations including DDP, and custom unboxing. Integrations cover 50+ few-click apps plus an API, and it lists 200+ supported retail channels. ShipBob publishes a 99.97% order accuracy rate. The main drawback is price transparency: the pricing page asks you to request a quote, so you cannot compare it with published rate cards before a sales call. Spreading stock across several centers also means more receiving and storage, which suits brands with steady national volume more than very small shops.

Fulfillment by Amazon is the obvious choice when most of your orders come from Amazon, because FBA listings ship with free two-day Prime delivery and Amazon also handles customer service and returns. Unlike independent 3PLs, Amazon publishes its fee tables. The Low-Price FBA rate for a small standard item of 2 oz or less priced under $10 is $2.43 in the 2026 non-peak period and $2.62 during the holiday peak that runs from October 15, 2026 to January 14, 2027. Since April 17, 2026 a 3.5% fuel and logistics surcharge applies on top. Storage for standard-size items starts at $0.78 per cubic foot a month off-peak and rises with storage utilization and inventory age. Amazon has also announced 2027 changes, with FBA fulfillment fees up $0.19 per unit on average. For orders from your own store, Multi-Channel Fulfillment ships from the same inventory. The trade-off is control: you work to Amazon's prep, labeling and inventory rules, and fees change every year.

ShipMonk runs its own fulfillment campuses rather than renting space through partners. It lists 12+ fulfillment centers on 7 campuses with 3M+ sq. ft., covering Nevada, Texas, Kentucky, Pennsylvania, Canada, the UK and mainland Europe, and says it is trusted by 4,400+ brands. Its main draw is a single inventory pool for DTC, wholesale and marketplace orders, with retail-ready routing, EDI and labeling. Returns are inspected, graded and photographed before going back into stock, and the platform exposes an MCP server for brands that want AI agents to check stock or reroute orders. ShipMonk publishes 99.9% order accuracy and 99.6%+ inventory accuracy, and it ships to 200+ countries. Pricing is the weak spot for comparison shoppers: the pricing page explains storage, fulfillment fees, special projects and shipping, but every figure comes from a proposal, and a monthly minimum is calculated from your order volume and pick fees. Ask for that minimum in writing before signing.

eFulfillment Service is the cheapest provider here with a full public rate card. Its 2026 core services pricing lists pick and pack at $1.15 per order or carton plus $0.35 per item, storage at $0.45 per bin for the first cubic foot per SKU, standard receiving at $11.00 per half hour, and comprehensive client support at $25.00 per week. Postage and stock packaging sit on separate schedules, so the all-in cost needs a quick calculation. The company has fulfilled orders from Traverse City, Michigan since 2001 and lists no setup fees, no minimum order requirements and no long-term contracts, which makes it low risk for a first outsourcing move. It connects free to 40+ carts and marketplaces, ships same day for orders in by 1 PM EST and quotes 2 to 4 days to most US addresses from its central location. It also offers FBA prep from $0.50 per item. The limit is geography: one building cannot match multi-node networks on delivery speed to the coasts.

Simpl Fulfillment is built around one number: a flat rate per order, based on weight, starting at $7. That price covers up to three picks, pick and pack, standard packaging and postage via UPS, USPS or FedEx, and Simpl lists no setup, onboarding, receiving or per-SKU fees. Storage is billed separately by small bin, large bin, shelf or pallet. Orders placed by 12 pm CT are guaranteed to ship the same day, and Simpl says 98.8% of orders received before noon ship that day. It publishes 99.99% order accuracy and covers return shipping and re-shipping when it makes a mistake. Integrations cover Shopify, BigCommerce, WooCommerce, Squarespace, Amazon, Walmart, eBay, Etsy and TikTok Shop, with API work on request. The catch for small brands is the $750 monthly minimum: if fulfillment fees come to $420, you still pay $750. Carrier surcharges such as fuel or address correction can also be passed through, so the flat rate is not always the final number.

Walmart Fulfillment Services does for Walmart.com what FBA does for Amazon: it stores your stock, ships Marketplace orders and handles customer support and returns. The fee guide lists a base fulfillment fee of $3.45 per unit for standard items up to 1 lb, $4.95 at 2 lb and $5.45 at 3 lb, with add-on fees for apparel, hazardous materials, oversize items and low-price items. Storage costs $0.75 per cubic foot per month for items stored up to 365 days, with an extra $1.50 per cubic foot for stock held more than 30 days in October to December. There are no signup or monthly subscription fees and no minimum or maximum inventory, and the program accepts items up to 500 lb. Walmart says receiving typically takes 2 business days and that sellers see 50% GMV growth on average on items with the Fulfilled by Walmart tag and 2-day delivery. You need a Walmart Marketplace seller account, so WFS only makes sense once Walmart is a real sales channel.

Fulfyld publishes something most 3PLs keep behind a sales call: a per-order rate by package weight and monthly volume. At 0 to 250 orders a month, a 4 to 12 oz package ships from $7.98 with standard 2 to 5 day shipping, $8.79 expedited and $10.66 international, and the rate drops as volume grows. That price includes postage, pick and pack with 5 free picks per order, standard packaging, phone support and account management, quarterly cycle counts and unlimited store integrations; extra items cost $0.50 each. Storage at that volume is $2.50 a month for a small bin, $4.00 for a regular bin, $6.00 for an extra-large bin and $32.00 for a pallet. Orders in by 1 PM ship the same day, and Fulfyld ships only with USPS, UPS and FedEx directly. There is no long-term contract. The main limits are scale and receiving: Fulfyld is a smaller operation than the national networks, and only the first 2 hours of receiving are free.

Red Stag Fulfillment targets the orders many 3PLs avoid: products bigger than a toaster or heavier than 10 pounds. It says it has shipped over a billion pounds of goods and that it negotiates hardest with carriers on additional handling and oversize surcharges and on the dimensional divisor, which is where big items lose money. It runs parcel, pallet and white glove D2C fulfillment, retail and B2B with EDI and LTL or FTL freight, kitting and returns, and Amazon services such as FBA prep, FBM and Vendor Central, from a flagship facility in Sweetwater, Tennessee and a western site in Salt Lake City. Red Stag guarantees zero shrink, zero mispicks and zero late shipments and pays to make it right when it misses. It is FDA registered and supports serial and lot tracking. Pricing is entirely custom: Red Stag says it does not publish a standard rate card for receiving, storage or order fulfillment, so plan for a quoting process.

ShipNetwork sells fulfillment as a service relationship. Every client gets a dedicated POD team that learns its SKUs, packing spec and peak, and the company reports a 97% client retention rate. Its 10 fulfillment centers are placed so ground shipping reaches 98% of the continental US in 1 to 2 days, which avoids paying air rates for fast delivery. Services include ecommerce fulfillment, subscription boxes, EDI retail fulfillment, freight, returns and distributed inventory, with lot tracking at every facility and temperature-controlled storage in Henderson, Nevada. ShipNetwork publishes 99.99%+ order accuracy backed by a 100% order accuracy guarantee. Pricing is custom, but the pricing page explains the structure clearly: receiving per item, storage per pallet per month, pick and pack per order plus per unit, shipping by zone and weight, and account management per month, with add-ons only when used. That transparency helps comparison, though without numbers you still need a quote, and the separate account management line adds a fixed monthly cost.