EDI Reference / 816
816

Organizational Relationships

Retailer → Supplier

The store/DC hierarchy — which locations roll up to which.

The 816 communicates a retailer's location hierarchy: stores, distribution centers, and how they relate. Suppliers use it to map ship-to codes and route shipments and ASNs to the right place.

⚠ Where it bites

Walmart's 17-set profile includes the 816 as the location feed behind ship-to codes.

Key segments

ISA GS ST BGN N1 N3 N4 SE GE IEA

Related documents

850 Purchase Order

The order itself — what the retailer wants, how much, at what price, ship where.

 856 Advance Ship Notice (ASN)

What's on the truck — the pack hierarchy, SSCC carton labels, and ship date.

Got a real 816? See if it'd pass.

Inspect it segment-by-segment, or score it against a retailer's rules — free.

Inspect an X12 Readiness Check