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 - To comply with new customs regulations, carriers, including USPS and others, are now requiring six-digit Harmonized System (HS) codes on all international commercial shipments.

Effective September 1, 2025, shipments without these codes may be delayed or rejected by customs authorities.

Aug 25, 2025 - 14:51 PDT
Update - We are continuing to monitor for any further issues.
Aug 01, 2025 - 13:43 PDT
Monitoring - CUPW-represented employees to vote on Canada Post’s final offers between July 21 and August 1. Canada Post will keep customers informed about the results of the vote and remains committed to delivering reliable service as the trusted delivery partner.

Learn more: https://www.canadapost-postescanada.ca/cpc/en/our-company/news-and-media/corporate-news/negotiations-list.page

U.S. Carrier Update

Effective Sunday, May 18, 2025, UPS will implement a Surge Fee for Air and Ground for UPS shipments as follows: UPS Standard® to Canada: $0.49 USD /pkg, All Other Services to Canada: $0.49 USD/per pound.

If a Canada Post labour disruption does occur, the UPS Service Guarantee will be suspended for all services in Canada, and Same Day On-Call Pickup service for UPS Standard® will be suspended. Same Day On-Call Pickup will be available for all other services as well as for next or future-day requests.

May 15, 2025 - 16:00 PDT
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
Aug 26, 2025

No incidents reported today.

Aug 25, 2025

Unresolved incident: International Shipment Requirements.

Aug 24, 2025

No incidents reported.

Aug 23, 2025

No incidents reported.

Aug 22, 2025
Resolved - Stamps.com Engineers have resolved the account registration issue. We apologize for the inconvenience and thank you for your patience. If you are still having issues, please contact us.
Aug 22, 18:02 PDT
Investigating - We are aware of an issue impacting new customer account creation and are investigating. If your account creation failed, please try again in the next hour.
Aug 22, 16:58 PDT
Aug 21, 2025

No incidents reported.

Aug 20, 2025

No incidents reported.

Aug 19, 2025

No incidents reported.

Aug 18, 2025

No incidents reported.

Aug 17, 2025

No incidents reported.

Aug 16, 2025

No incidents reported.

Aug 15, 2025

No incidents reported.

Aug 14, 2025
Resolved - This incident has been resolved.
Aug 14, 09:56 PDT
Monitoring - Stamps is aware of the technical issues impacting UPS rates. We are actively monitoring the status of these issues and will provide updates as they become available. Thank you for your patience!
Aug 14, 08:24 PDT
Aug 13, 2025

No incidents reported.

Aug 12, 2025
Resolved - This incident has been resolved.
Aug 12, 09:30 PDT
Investigating - Our Engineers have identified an issue that may affect some of our customers' ability to login into their Stamps.com account. We are working to quickly resolve this issue and will provide an update when it is available. We apologize for the inconvenience.
Aug 12, 08:17 PDT