Current answer
ShipStation experienced a minor incident: Inaccurate Cubic Rates Issue. ServiceAlert observed recovery on Sep 23, 2026.
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Incident Lifecycle
Affected Components
Stamps.com
Incident Timeline
Investigating
We are aware of reports of inaccurate rates for some USPS mailing services through ShipStation. Our engineering team is actively investigating, and we will post another update as soon as more information is available.
Sep 21, 2026 at 8:46 PM UTC
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