# Sms Delivery Delays to Cingular Wireless (AT&T) in United States of America via Subset of Longcodes

- Provider: [Twilio](https://down.guide/twilio)
- Level: confirmed
- Impact: Degraded
- lasted 54m
- started 2026-04-04 10:59 UTC
- SMS Long Code, North America
- us
- id: DWN-514891a7a9
- Official page: https://stspg.io/n7lrr1345d1m

## Updates from Twilio
### 2026-04-04 10:59 UTC: investigating
We are experiencing SMS delivery delays when sending messages to Cingular Wireless (AT&T) in United States of America via Subset of Longcodes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

### 2026-04-04 11:53 UTC: resolved
We are no longer experiencing SMS delivery delays when sending messages to Cingular Wireless (AT&T) in United States of America via Subset of Longcodes. This incident has been resolved.

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