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.

Monitoring - Dimensional weight (International) – effective 11 January 2026: Package dimensions will be rounded up to the nearest whole centimeter or inch.
Jan 09, 2026 - 15:14 PST
Stamps.com Online (Printing Postage Using a Web Browser) Operational
Stamps.com Software (Printing Postage Using our Windows Application) Operational
Stamps.com API (SWS/Web Services) Operational
Stamps.com Reporting Tools (Postage History, Refunds & SCAN Forms) Operational
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Jan 22, 2026

No incidents reported today.

Jan 21, 2026
Resolved - This incident has been resolved.
Jan 21, 06:17 PST
Update - Stamps.com Engineers are working towards implementing a fix.
Jan 20, 18:00 PST
Update - Stamps.com Engineers are working towards implementing a fix.
Jan 20, 10:15 PST
Monitoring - Stamps.com Engineers have identified an issue that may temporarily affect some of our customers' ability to connect new store profiles or import orders within the Stamps Classic Software. Stamps.com Engineers have identified the issue and are working at implementing a fix.
Jan 20, 14:13 PST
Investigating - Stamps.com Engineers have identified an issue that may temporarily affect some of our customers' ability to connect new store profiles or import orders within the Stamps Classic Software. Stamps.com
Jan 19, 08:30 PST
Jan 20, 2026
Jan 19, 2026
Jan 18, 2026

No incidents reported.

Jan 17, 2026

No incidents reported.

Jan 16, 2026

No incidents reported.

Jan 15, 2026

No incidents reported.

Jan 14, 2026

No incidents reported.

Jan 13, 2026

No incidents reported.

Jan 12, 2026

No incidents reported.

Jan 11, 2026

No incidents reported.

Jan 10, 2026

No incidents reported.

Jan 9, 2026

Unresolved incident: UPS Updates for US & CA International Shipments.

Jan 8, 2026

No incidents reported.