Data Files
03/09/2026
Move to Competitive Street Addressing (MTC SA) List

This .txt file contains the MTC SA List.

Announcements
03/06/2026
INFORMATIONAL - Commercial System Releases – March 8, 2026
Release Notes
03/06/2026
PTR2 Release Notes_DD_03_07_26
Announcements
03/06/2026
INFORMATIONAL- 2026 National Postal Forum - Workshop Schedule Is Available Online
FAQs
03/06/2026
USPS PTR2 API Known Issues