Skip to main content
devportal logo

Main navigation

  • Home
  • Getting Started
  • API Catalog
  • Additional API Products
  • Help
  • Status
  • FAQs
  1. Home

The United States Postal Service (USPS) is excited to announce the upcoming release of our API Access Control initiative, set to launch in April 2026. This initiative is part of our ongoing commitment to enhance security, protect your shipments, and deliver a modern and reliable experience. For additional information on Access Control please see the Industry Alert.

Reconciliation Adjustments 3.0

View Documentation
  • Read more about Reconciliation Adjustments 3.0

Subscriptions - Package Transaction Details

View Documentation
  • Read more about Subscriptions - Package Transaction Details

Logistics Shipments 3.0 - COMING SOON

View Documentation
  • Read more about Logistics Shipments 3.0 - COMING SOON

Subscriptions - NCOA - COMING SOON

View Documentation
  • Read more about Subscriptions - NCOA - COMING SOON

QR Codes 3.0

View Documentation
  • Read more about QR Codes 3.0

NCOA 3.0 - COMING SOON

View Documentation
  • Read more about NCOA 3.0 - COMING SOON

Enhanced Addresses 3.0 - COMING SOON!

View Documentation
  • Read more about Enhanced Addresses 3.0 - COMING SOON!

Service Standards Directory

View Documentation
  • Read more about Service Standards Directory

International Service Standards 3.0

View Documentation
  • Read more about International Service Standards 3.0

Informed Delivery Package Campaigns 3.0

View Documentation
  • Read more about Informed Delivery Package Campaigns 3.0
  • Current page 1
  • Page 2
  • Page 3
  • Page 4
  • Next page Next ›
  • Last page Last »
Subscribe to

Footer menu

  • Contact USPS API Support
  • Terms and Conditions
  • Facebook Logo
  • Instagram Logo
  • Pinterest Logo
  • Threads Logo
  • X Logo
  • YouTube Logo
  • GitHub Logo