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.

USPS Dimension Requirements

Incident Report for Status.Stamps.com

Monitoring

To comply with USPS standards and avoid label errors or future USPS non-compliance fees, please be sure to enter all package dimensions (L x W x H) when creating your label.
Posted Sep 30, 2026 - 15:29 PDT