Stamps.com experienced a minor incident on June 19, 2026 affecting Stamps.com API (SWS/Web Services), lasting 3h 25m. The incident has been resolved; the full update timeline is below.
Affected components
Stamps.com API (SWS/Web Services)
Update timeline
- investigating Jun 19, 2026, 03:35 PM UTC
We are aware of a problem that may impact some customers’ ability to use Stamps.com API. We are monitoring this issue and will provide an update when it is available. We apologize for the inconvenience.
- resolved Jun 19, 2026, 07:00 PM UTC
This incident has been resolved.