Technical Specifications
11/12/2025
Addressing API Specifications
FAQs
11/12/2025
Modernization of Address & NCOA Processing with APIs - Q & A
Technical Specifications
11/12/2025
Addressing API - Vendors
Technical Specifications
11/12/2025
Addressing API - End Users - Tech Sheet
FAQs
11/12/2025
USPS PTR2 API Known Issues
Announcements
11/12/2025
PTR Modernization

PTR is being modernized to deliver a best-in-class visibility solution for customers. The new solution, PTR 2, will provide a scalable and highly available platform to support continued package volume growth and evolving business functionality to deliver exceptional customer value.

Tech Guides
11/12/2025
Guide to USPS Ship
Tech Guides
11/12/2025
USPS Ship Tech Sheet

USPS Ship is a modernized platform enabling commercial package payment, verification, and end-to-end visibility for a wide array of domestic and international products.

Announcements
11/10/2025
INFORMATIONAL - CY2026 Promotions Webinar
Announcements
11/10/2025
INFORMATIONAL - Service Improvement through Increased Capacity