ShipEngine: USPS Dimension Requirements

ShipEngine · shipengine.comImpact: nonemonitoring2026-09-30 22:19 UTC

Public — what happened

Summary

To comply with USPS standards and avoid label errors or future USPS <a href="https://about.usps.com/postal-bulletin/2026/pb22700/html/updt_001.htm" target="_blank" rel="noopener noreferrer">non-compliance fees</a>, please be sure to enter all package dimensions (L x W x H) when creating your label.

Timeline

Started — 2026-09-30 22:19 UTC
Last update — 2026-09-30 22:19 UTC
Ongoing at last check.

Source of record: provider status page. Mirrored as reported; times in UTC.

With SquidGrid — where it starts on the route

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