# Voice Call Failures From a Subset of Twilio Phone Numbers to Argentina

- Provider: [Twilio](https://down.guide/twilio)
- Level: confirmed
- Impact: Degraded
- lasted 19h 41m
- started 2026-10-27 22:28 UTC
- Voice, Latin America
- id: DWN-72da939175
- Official page: https://stspg.io/b8qwcl8jqfs8

## Updates from Twilio
### 2026-10-27 22:28 UTC: investigating
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Argentina. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

### 2026-10-27 23:28 UTC: investigating
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Argentina. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-10-28 01:29 UTC: investigating
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Argentina. Our team is actively investigating this issue. We will provide another update in 4 hours or as soon as more information becomes available.

### 2026-10-28 05:29 UTC: investigating
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Argentina. Our team is actively investigating this issue. We will provide another update in 8 hours or as soon as more information becomes available.

### 2026-10-28 06:57 UTC: identified
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Argentina. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

### 2026-10-28 08:03 UTC: identified
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Argentina. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-10-28 10:04 UTC: identified
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Argentina. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.

### 2026-10-28 14:16 UTC: identified
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Argentina. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.

### 2026-10-28 17:10 UTC: monitoring
We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in Argentina and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-10-28 18:09 UTC: resolved
The incident has been resolved and voice calls from a subset of Twilio Phone Numbers to network subscribers in Argentina are operating normally.

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