Facility Access and Shipment Tracking (FAST®)
All
USPS Mail XML Tech Spec Facility Access and Shipment Tracking (FAST)
FAST® Release Notes
FAST® Job Aids
Other
Tech Guides
03/11/2021
FAST Mail.XML 16.0 Technical Specification

Postal Service Technical Specifications for FAST.

Technical Specifications
03/11/2021
FAST Mail.XML 14.0A Technical Specification

Postal Service Technical Specifications for FAST.

Sort Resources
Filter by Type