Stamps.com System Status

Welcome to Stamps.com’s home for real-time information on system status. If there are any interruptions in service, a note will be posted here.

Stamps.com Maintenance – Software & SWSIM API

Scheduled Maintenance Report for Status.Stamps.com

Completed

The scheduled maintenance has been completed.
Posted Sep 18, 2021 - 22:28 PDT

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Sep 18, 2021 - 22:00 PDT

Scheduled

Stamps.com services, including the Stamps.com software and API (SWSIM), will be undergoing maintenance on 09/18/2021, from 10 PM – 1 AM Pacific Time . During these maintenance periods, some users may experience brief periods of intermittent service interruption. We apologize for any inconvenience.
Posted Sep 17, 2021 - 23:18 PDT
This scheduled maintenance affected: Stamps.com Online (Printing Postage Using a Web Browser), Stamps.com Software (Printing Postage Using our Windows Application), Stamps.com API (SWS/Web Services), and Stamps.com Reporting Tools (Postage History, Refunds & SCAN Forms).
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