USPS Scheduled Maintenance

Scheduled for Nov 6, 01:00 - 05:00 UTC

Scheduled

USPS has a scheduled maintenance window for its Transaction and SCAN form APIs on November 6, 2026 at 01:00 AM UTC, lasting up to 4 hours. During this time, label generation for International, Military, and U.S. Territory shipments and SCAN form generation will be unavailable; domestic label generation will not be impacted. We recommend retrying any failed requests after the maintenance is complete.

Posted Oct 29, 2026 - 18:31 UTC

This scheduled maintenance affects: Carrier API (USPS).