Splitting inventory across a West Coast and East Coast warehouse cuts the distance a package has to travel to reach most customers, which shortens transit time and lowers shipping cost per order. For ecommerce brands outgrowing a single fulfillment center, deciding where to add a second node is one of the highest-leverage supply chain decisions you’ll make.
Ground shipping cost is largely a function of distance and carrier zone, and shipping coast-to-coast regularly pushes a parcel into the most expensive zones. Splitting inventory so most orders ship from the nearest node keeps more shipments in cheaper, faster zones.
Look at where orders actually originate, not where you assume. A brand with concentrated East Coast demand doesn’t need a West Coast node yet; one with a national customer base splitting close to 50/50 benefits immediately from a two-coast setup.
An East Coast hub gives fast access to the densest population corridor and proximity to East Coast ports for imported goods. A West Coast or Pacific Northwest node cuts transit for West Coast customers and aligns with Trans-Pacific import volume, so inbound freight doesn’t have to truck cross-country before it ever reaches a customer.
Splitting inventory only pays off if your systems can route orders to the right node automatically, keep inventory counts synced in real time, and rebalance stock before one location runs out. Without that, you’ll ship split orders and lose the cost savings you were chasing.
A 3PL with warehouses in multiple regions makes coast-to-coast splitting turnkey instead of something you build from scratch. Argents operates facilities in Charleston, Chicago, and Seattle, each positioned near a major port or airport.