Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Oct 31, 2026 - 22:00 PDT
Update
USPS is performing scheduled maintenance on its Tracking 3.0 and Subscription Tracking 3.0 services from 1:00 AM to 4:00 AM ET on Sunday, November 1 (10:00 PM PDT Saturday, October 31, to 1:00 AM PST Sunday). During this window, some USPS tracking updates may be delayed. Label purchases are not affected. Delayed tracking events will be delivered once USPS completes its maintenance.
Posted Oct 30, 2026 - 09:52 PDT
Scheduled
USPS is performing scheduled maintenance on its Tracking 3.0 and Subscription Tracking 3.0 services from 1:00 AM to 4:00 AM ET on Sunday, November 1 (10:00 PM PDT Saturday, October 31, to 1:00 AM PST Sunday). During this window, some USPS tracking updates may be delayed. Label purchases are not affected. Delayed tracking events will be delivered once USPS completes its maintenance.
Posted Oct 30, 2026 - 09:06 PDT
This scheduled maintenance affected: Carriers (USPS APIs).