# USPS Service Degradation

- Provider: [Shippo](https://down.guide/shippo)
- Level: confirmed
- Impact: Partial outage
- lasted 4h 15m
- started 2026-10-16 04:06 UTC
- USPS
- id: DWN-c446760503
- Official page: https://stspg.io/983ghs3t9krn

## Root cause
> USPS has confirmed that the current disruption is caused by scheduled maintenance on their systems.

[Postmortem](https://stspg.io/983ghs3t9krn)

## Updates from Shippo
### 2026-10-16 04:06 UTC: investigating
we are currently observing an elevated error rate on USPS's Transaction and SCAN form APIs. Label generation for International, Military, and U.S. Territory shipments and SCAN form generation will be unavailable; domestic label generation is not impacted. We have reached out to USPS and are actively monitoring the situation. We will provide a further update as soon as we receive one from the carrier.

### 2026-10-16 05:22 UTC: investigating
We are continuing to investigate this issue.

### 2026-10-16 05:23 UTC: identified
USPS has confirmed that the current disruption is caused by scheduled maintenance on their systems.

### 2026-10-16 08:20 UTC: resolved
This incident has been resolved.

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