Announcements
06/25/2025
INFORMATIONAL - Priority Mail Open and Distribute (PMOD) Service Updates
Announcements
06/25/2025
DELIVERY - Southern Area – Alabama-Mississippi District - Rolling Fork Post Office (39159) – Resumed Operations
Data Files
06/25/2025
Informed Visibility® Mail Tracking & Reporting (IV®-MTR) Operation Codes List

This spreadsheet provides a list of operation codes (opcodes), also known as Scan Event Codes, for the IV-MTR application.

Announcements
06/24/2025
DELIVERY - Central Area – Ohio 1 District Graytown Post Office (43432)
Announcements
06/24/2025
DELIVERY - Southern Area – Arkansas Oklahoma District Center City Station (73102) – Temporarily Suspended
Announcements
06/24/2025
INFORMATIONAL - USPS APIs System Maintenance June 25, 2025
Announcements
06/24/2025
DELIVERY: WestPac Area - ID-MT-OR District - Keno Post Office-Resumed Operations
Announcements
06/18/2025
INFORMATIONAL: Holiday Schedule: June 30 - July 4 Recommendations for Live Animal Shipping
Announcements
06/18/2025
DELIVERY - WestPac Area: ID-MT-OR District Office Keno Post Office - Temporarily Closed
Announcements
06/18/2025
DELIVERY: WestPac Area: AZ-NM District Office - Mimbres and Hanover Post Offices - Temporarily Closed