# Voice Call Post Dial Delay and Failures From a Subset of Twilio Phone Numbers to Verizon United States

- Provider: [Twilio](https://down.guide/twilio)
- Level: confirmed
- Impact: Degraded
- lasted 29m
- started 2026-08-13 05:25 UTC
- Voice, North America
- us
- id: DWN-c4b0f52e39
- Official page: https://stspg.io/5p4lzrhv92zf

## Updates from Twilio
### 2026-08-13 05:25 UTC: investigating
Twilio customers may be experiencing voice call post dial delay and call failures from a subset of Twilio Mobile Numbers to network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

### 2026-08-13 05:54 UTC: monitoring
We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to Verizon network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-08-13 05:54 UTC: resolved
The incident has been resolved and voice calls from a subset of Twilio Phone Numbers to Verizon network subscribers in the United States are operating normally.

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