Stamps.com Outage History

Stamps.com is up right now

Stamps.com had 16 outages in the last 2 years totaling 5759h 57m of downtime — averaging 0.7 incidents per month.

There were 16 Stamps.com outages since September 29, 2025 totaling 5759h 57m of downtime. Each is summarised below — incident details, duration, and resolution information.

Source: https://status.stamps.com

Notice September 22, 2026

Issues Generating Rates for Some Services Through Windows Clients

Detected by Pingoru
Sep 22, 2026, 08:29 PM UTC
Resolved
Sep 22, 2026, 11:09 PM UTC
Duration
2h 39m
Affected: Stamps.com Software (Printing Postage Using our Windows Application)
Timeline · 2 updates
  1. investigating Sep 22, 2026, 08:29 PM UTC

    Stamps.com Engineers have identified an issue that may temporarily affect some of our customers' ability to generate rates for Priority Mail and UPS services through our Windows Clients. The website is unaffected and should be used as a workaround for now. We are working to quickly resolve this issue and will provide an update when it is available. We apologize for the inconvenience.

  2. resolved Sep 22, 2026, 11:09 PM UTC

    Stamps.com Engineers have fixed the technical issue and all systems are functioning normally. Thank you for your patience.

Read the full incident report →

Notice September 21, 2026

Issues With Cubic Rates for Some Users

Detected by Pingoru
Sep 21, 2026, 08:27 PM UTC
Resolved
Sep 23, 2026, 12:46 AM UTC
Duration
1d 4h
Timeline · 2 updates
  1. investigating Sep 21, 2026, 08:27 PM UTC

    Stamps.com Engineers have identified an issue that may temporarily affect some of our customers' ability to receive cubic rates for qualifying USPS shipments. We are working to quickly resolve this issue and will provide an update when it is available. We apologize for the inconvenience.

  2. resolved Sep 23, 2026, 12:46 AM UTC

    Stamps.com Engineers have fixed the cubic rating issue and all systems are functioning normally. Thank you for your patience.

Read the full incident report →

Minor September 16, 2026

Issues Printing Postage

Detected by Pingoru
Sep 16, 2026, 04:34 PM UTC
Resolved
Sep 16, 2026, 08:54 PM UTC
Duration
4h 20m
Affected: Stamps.com Online (Printing Postage Using a Web Browser)
Timeline · 2 updates
  1. investigating Sep 16, 2026, 04:34 PM UTC

    Stamps.com Engineers have identified an issue that may temporarily affect some of our customers' ability to print postage and shipping labels. We are working to quickly resolve this issue and will provide an update when it is available. We apologize for the inconvenience.

  2. resolved Sep 16, 2026, 08:54 PM UTC

    Stamps.com Engineers have fixed the technical issue and all systems are functioning normally. Thank you for your patience.

Read the full incident report →

Notice July 8, 2026

EU De Minimis Removal Disruptions

Detected by Pingoru
Jul 08, 2026, 02:27 PM UTC
Resolved
Sep 23, 2026, 04:43 PM UTC
Duration
77d 2h
Timeline · 1 update
  1. monitoring Jul 08, 2026, 02:27 PM UTC

    Effective July 1, the European Union introduced a new €3 flat-rate customs duty per HS code for items valued under €150, in addition to import VAT. Learn more here. GlobalPost: Due to new EU regulations, Germany is no longer accepting IOSS DDU shipments valued under €150, and France will only accept them through the end of July. To avoid automatic returns, customs delays, or extra fees, we highly recommend using our DDP services including, GlobalPost Plus or GlobalPost Plus Duties & Taxes Included. See details here. Canada Post: Effective July 3, 2026, Canada Post is temporarily suspending parcel acceptance to select European Union destinations due to new EU customs requirements for low value shipments. See details here.

Read the full incident report →

Minor June 19, 2026

Stamps API Technical Issue

Detected by Pingoru
Jun 19, 2026, 03:35 PM UTC
Resolved
Jun 19, 2026, 07:00 PM UTC
Duration
3h 25m
Affected: Stamps.com API (SWS/Web Services)
Timeline · 2 updates
  1. 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.

  2. resolved Jun 19, 2026, 07:00 PM UTC

    This incident has been resolved.

Read the full incident report →

Notice May 22, 2026

LAX Service Disruptions

Detected by Pingoru
May 22, 2026, 09:49 PM UTC
Resolved
Jul 02, 2026, 12:01 AM UTC
Duration
40d 2h
Timeline · 1 update
  1. monitoring May 22, 2026, 09:49 PM UTC

    Effective May 22, 2026 GlobalPost’s Southern California (LAX/Cypress, CA) processing hub has temporarily suspended operations due to a local evacuation order following a chemical leak. All pickups and drop-offs in the LAX area will be delayed, and packages currently at the facility are being held.

Read the full incident report →

Minor April 20, 2026

Issues Rating and Printing UPS Postage

Detected by Pingoru
Apr 20, 2026, 10:44 PM UTC
Resolved
Apr 21, 2026, 05:00 PM UTC
Duration
18h 16m
Affected: Stamps.com Software (Printing Postage Using our Windows Application)
Timeline · 2 updates
  1. investigating Apr 20, 2026, 10:44 PM UTC

    Stamps.com Engineers have identified an issue that may temporarily affect some of our customers' ability to rate and print UPS shipping labels through our classic Windows client application. We are working to quickly resolve this issue and will provide an update when it is available. We apologize for the inconvenience.

  2. resolved Apr 21, 2026, 05:00 PM UTC

    Stamps.com Engineers have fixed the UPS postage rating and printing issues within the Windows client. We apologize for the inconvenience and thank you for your patience. If you are still having issues, please contact us.

Read the full incident report →

Minor April 20, 2026

Unexpected Technical Problem

Detected by Pingoru
Apr 20, 2026, 06:46 PM UTC
Resolved
Apr 20, 2026, 06:57 PM UTC
Duration
11m
Affected: Stamps.com Online (Printing Postage Using a Web Browser)Stamps.com Software (Printing Postage Using our Windows Application)
Timeline · 2 updates
  1. investigating Apr 20, 2026, 06:46 PM UTC

    We are aware of a problem that may impact some customers’ ability to use Stamps.com service. We are monitoring this issue and will provide an update when it is available. We apologize for the inconvenience.

  2. resolved Apr 20, 2026, 06:57 PM UTC

    Stamps.com Engineers have fixed the technical issue and all systems are functioning normally. Thank you for your patience.

Read the full incident report →

Notice March 5, 2026

Middle East Service Disruptions

Detected by Pingoru
Mar 05, 2026, 05:12 PM UTC
Resolved
Jul 02, 2026, 12:01 AM UTC
Duration
118d 6h
Timeline · 1 update
  1. monitoring Mar 05, 2026, 05:12 PM UTC

    Due to the situation in the Middle East, several carriers are either closely monitoring or adjusting their availability. UPS is closely monitoring the situation and using established contingency plans to manage its operations safely and efficiently. FedEx has resumed pickup and delivery services across the Middle East, where it is safe to do so. Customers shipping to or from the region will experience extended transit times. USPS: Specific military ZIP Codes across Europe and the Middle East are suspended temporarily for all mailing services until further notice. GlobalPost: Several Middle Eastern countries are temporarily suspended for all mailing services until further notice. For the most up-to-date information, please visit each carrier’s service alert pages linked above.

Read the full incident report →

Minor February 11, 2026

Password Reset Issues

Detected by Pingoru
Feb 11, 2026, 10:02 PM UTC
Resolved
Feb 11, 2026, 10:17 PM UTC
Duration
15m
Affected: Stamps.com Online (Printing Postage Using a Web Browser)
Timeline · 2 updates
  1. investigating Feb 11, 2026, 10:02 PM UTC

    Our Engineers have identified an issue that may affect some of our customers' ability to reset passwords on 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.

  2. resolved Feb 11, 2026, 10:17 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor January 19, 2026

Stamps Classic Order Page Auth Failure

Detected by Pingoru
Jan 19, 2026, 04:30 PM UTC
Resolved
Jan 21, 2026, 02:17 PM UTC
Duration
1d 21h
Affected: Stamps.com Software (Printing Postage Using our Windows Application)
Timeline · 5 updates
  1. investigating Jan 19, 2026, 04:30 PM UTC

    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

  2. monitoring Jan 19, 2026, 10:13 PM UTC

    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.

  3. monitoring Jan 20, 2026, 02:29 PM UTC

    Stamps.com Engineers are working towards implementing a fix.

  4. monitoring Jan 20, 2026, 05:51 PM UTC

    Stamps.com Engineers are working towards implementing a fix.

  5. resolved Jan 21, 2026, 02:17 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor November 10, 2025

Login Issues

Detected by Pingoru
Nov 10, 2025, 08:37 PM UTC
Resolved
Nov 10, 2025, 10:08 PM UTC
Duration
1h 30m
Affected: Stamps.com Software (Printing Postage Using our Windows Application)
Timeline · 2 updates
  1. investigating Nov 10, 2025, 08:37 PM UTC

    Our Engineers have identified an issue that may affect some of our customers' ability to login into their Stamps.com account through the Stamps.com Classic Windows Client application. We are working to quickly resolve this issue and will provide an update when it is available. We apologize for the inconvenience.

  2. resolved Nov 10, 2025, 10:08 PM UTC

    Stamps.com Engineers have resolved the log in issue. We apologize for the inconvenience and thank you for your patience. If you are still having issues, please contact us.

Read the full incident report →

Notice November 6, 2025

Customers are currently unable to add new payment methods.

Detected by Pingoru
Nov 06, 2025, 05:34 PM UTC
Resolved
Nov 06, 2025, 06:12 PM UTC
Duration
37m
Timeline · 2 updates
  1. investigating Nov 06, 2025, 05:34 PM UTC

    We are aware of an issue impacting the ability to add a new payment method to your Stamps account. Our engineers are currently investigating and an update will be provided as soon as one is available.

  2. resolved Nov 06, 2025, 06:12 PM UTC

    This incident has been resolved.

Read the full incident report →

Notice October 20, 2025

Stamps/AWS Service Disruption

Detected by Pingoru
Oct 20, 2025, 11:00 PM UTC
Resolved
Oct 21, 2025, 01:22 AM UTC
Duration
2h 22m
Affected: Stamps.com Online (Printing Postage Using a Web Browser)Stamps.com API (SWS/Web Services)
Timeline · 7 updates
  1. monitoring Oct 20, 2025, 05:23 PM UTC

    Stamps software may currently be experiencing some performance issues due to the ongoing AWS service issue. We are actively monitoring their status and its impact on our platform. We will provide updates as they become available. You can view the AWS Health Dashboard here: https://health.aws.amazon.com/health/status?path=service-history

  2. monitoring Oct 20, 2025, 11:02 PM UTC

    We are continuing to monitor for any further issues.

  3. monitoring Oct 20, 2025, 11:32 PM UTC

    We are continuing to monitor for any further issues.

  4. monitoring Oct 21, 2025, 12:01 AM UTC

    We are continuing to monitor for any further issues.

  5. monitoring Oct 21, 2025, 12:30 AM UTC

    We are continuing to monitor for any further issues.

  6. monitoring Oct 21, 2025, 01:03 AM UTC

    We are continuing to monitor for any further issues.

  7. resolved Oct 21, 2025, 01:22 AM UTC

    The earlier AWS-related service disruption has been resolved. Endicia software and API operations have returned to normal as of 15:53 PDT, according to AWS. We’ll continue to monitor for stability, but no further impact is expected.

Read the full incident report →

Minor October 10, 2025

Transaction Print History Delays

Detected by Pingoru
Oct 10, 2025, 05:33 PM UTC
Resolved
Oct 10, 2025, 06:11 PM UTC
Duration
38m
Affected: Stamps.com Reporting Tools (Postage History, Refunds & SCAN Forms)
Timeline · 3 updates
  1. investigating Oct 10, 2025, 05:33 PM UTC

    Stamps.com Engineers have identified an issue that may affect some of our customers' ability to login, as well as see transactions in their Printed Postage History Report, Refund Section, and SCAN Form. We are working to quickly resolve this issue and will provide an update when it's available. We apologize for the inconvenience.

  2. investigating Oct 10, 2025, 05:35 PM UTC

    We are continuing to investigate this issue.

  3. resolved Oct 10, 2025, 06:11 PM UTC

    The issue impacting some customers’ ability to view transactions in their Printed Postage History Report, Refund Section, and SCAN Forms has been resolved. We apologize for the inconvenience and thank you for your patience. If you are still having issues, please contact us.

Read the full incident report →