Fast EDI compliance with USPS
View USPS EDI specifications as user-friendly, interactive web pages. Instantly validate test files against USPS EDI specifications in your browser.
An open catalog of EDI requirements from our vast trading partner network that you can use to build and test integrations on Stedi
- X12 990
Response to a Load TenderViewRelease 4010 - X12 214
Transportation Carrier Shipment Status MessageViewRelease 4010 - X12 204
Motor Carrier Load TenderViewRelease 4010 Need a different guide? Let us know, and we‘ll add it to the network.
View sample files
Each guide includes sample files that demonstrate common usage patterns. Edit samples directly in your browser to learn requirements fast.
Instantly validate your EDI
EDI Inspector finds multiple error types, including wrong codes, missing elements, and formatting issues. It also offers dynamic suggestions and one-click fixes.
Try Inspector
Get support to integrate with USPS
Trading with USPS requires exchanging electronic EDI documents that meet USPS’s specifications.
You can use Stedi‘s powerful APIs to build an end-to-end workflow that receives, translates, processes, and sends EDI to all of your trading partners. Our technical team provides free, expert advice for building a custom integration.
Schedule your first session