Scheduled USPS API Maintenance

Scheduled for Oct 21, 21:00 PDT - Oct 22, 00:00 PDT

Scheduled

On Wednesday, October 21st, starting at 9:00PM Pacific Time/11:00PM Eastern Time, we will be performing maintenance on parts of our infrastructure. This will last up to three hours. During this time, USPS shipment rating and buying may experience intermittent slowness or momentary outages. Each affected request can be retried and there will be no data loss.

Posted Oct 08, 2026 - 12:58 PDT

This scheduled maintenance affects: Label Purchases (USPS Postage Purchases) and Carriers (USPS (EasyPost), USPS APIs).