# Voice Call Failures from a Subset of Twilio Phone Numbers to Verizon United States

- Provider: [Twilio](https://down.guide/twilio)
- Level: confirmed
- Impact: Degraded
- lasted 2h 34m
- started 2026-09-09 17:51 UTC
- Voice, North America
- us
- id: DWN-985d7afce5
- Official page: https://stspg.io/0pkdqq74q98x

## Updates from Twilio
### 2026-09-09 17:51 UTC: investigating
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone 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.

### 2026-09-09 17:53 UTC: investigating
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to Verizon network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-09-09 18:13 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.

### 2026-09-09 20:14 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 4 hours or as soon as more information becomes available.

### 2026-09-09 20:24 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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