# Delivery Issue United States - T-Mobile

- Provider: [Sinch](https://down.guide/sinch)
- Level: confirmed
- Impact: Degraded
- lasted 1h 57m
- started 2026-03-29 00:22 UTC
- SMS - US - ShortCode, SMS - US - Toll Free, SMS - US - 10DLC
- us
- id: DWN-cc1a6ad4cd
- Official page: https://stspg.io/c7jrknh0tzcp

## Updates from Sinch
### 2026-03-29 00:22 UTC: investigating
We are currently observing delivery issues in United States - T-Mobile
Incident Start Time: 2026-03-28 23:59 UTC
Impact: Delayed MT's/Delayed MO's/Missing delivery receipts/Late delivery receipts
We will update as soon as we have more information.
If you have any questions, please contact support@sinch.com.

### 2026-03-29 01:46 UTC: monitoring
A fix has been implemented and we are monitoring the results.

### 2026-03-29 02:19 UTC: resolved
This incident has been resolved.
Incident Start Time: 2026-03-28 23:59 UTC
Incident End Time: 2026-03-29 01:52 UTC

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