All Systems Operational
API
Operational
Shipbae
Operational
Website
Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
No data exists for this day.
had a major outage.
had a partial outage.
Scheduled Maintenance
USPS System Maintenance April 23, 2026 Apr 23, 2026 16:00-16:15 PDT
Update -
We will be undergoing scheduled maintenance during this time.
Mar 19, 2026 - 15:58 PDT
Mar 19, 2026 - 15:58 PDT
Scheduled -
Web Tools Maintenance Outage Impacting All APIs – Effective Apr. 23 9pm ET
1. Summary: A planned maintenance outage impacting all Web Tools APIs will occur Thursday April 23,
2026, at 9pm ET for approximately 15 minutes. During this time, integrators could see errors or potential
degraded API performance.
Mar 19, 2026 - 15:58 PDT
1. Summary: A planned maintenance outage impacting all Web Tools APIs will occur Thursday April 23,
2026, at 9pm ET for approximately 15 minutes. During this time, integrators could see errors or potential
degraded API performance.
Mar 19, 2026 - 15:58 PDT