This incident has been resolved.

Stamps.com is believed to have resolved the issue. We are continuing to monitor the issue and will update this accordingly.

All systems and processes are returning to normal.

Stamps.com is continuing to investigate the issue where users are unable to purchase labels, add funds, and other related actions.

Please check the following status pages for more information:

Stamps.com: https://status.stamps.com/
Endicia: https://status.endicia.com/

We are continuing to monitor the increased response times and related issues when purchasing labels, adding funds, and similar actions through USPS carriers.

Postage providers affected are currently Stamps.com and Endicia. You can find their respective status pages here:

Stamps.com: https://status.stamps.com/
Endicia: https://status.endicia.com/

We are continuing to monitor the increased response times when attempting to generate labels and perform other actions with Stamps.com.

https://status.stamps.com/

We are currently seeing increased response times in regards to creating labels and getting rates through Stamps.com. We are monitoring the situation.

Stamps.com's status page can be found here: https://status.stamps.com/