# Voice Call Silent and One-Way Audio from Colombia to a Subset of Twilio Mobile Numbers

- Provider: [Twilio](https://down.guide/providers/twilio)
- Confidence: Confirmed
- Impact: Degraded
- ongoing for 2d 22h
- started 2026-11-12 16:53 UTC
- Voice, Latin America
- id: DWN-c481194769
- Official page: https://stspg.io/ppx46z753zjr

## Summary
Twilio says voice calls from network subscribers in Colombia to a subset of Twilio Mobile Numbers may be silent or have one-way audio. As of the 2026-11-15 update, the cause is identified and Twilio is working to resolve the issue, with the next update due in 24 hours.

_Written by anthropic/claude-haiku-5.5 from Twilio's own updates._

## Updates from Twilio
### 2026-11-12 16:53 UTC: investigating
Twilio customers may be experiencing voice call silent and one-way audio between a subset of Twilio Phone Numbers and network subscribers on multiple networks in Colombia. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

### 2026-11-12 17:56 UTC: identified
Twilio customers may be experiencing silent and one-way audio between a subset of Twilio Phone Numbers and network subscribers on multiple networks in Colombia. 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.

### 2026-11-12 18:29 UTC: identified
Twilio customers may be experiencing voice call silent and one-way audio from network subscribers in Colombia to a subset of Twilio Mobile Numbers. 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.

### 2026-11-12 19:35 UTC: identified
Twilio customers may be experiencing voice call silent and one-way audio from network subscribers in Colombia to a subset of Twilio Phone Numbers. 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.

### 2026-11-12 21:36 UTC: identified
Twilio customers may be experiencing voice call silent and one-way audio from network subscribers in Colombia to a subset of Twilio Phone Numbers. 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.

### 2026-11-13 01:37 UTC: identified
Twilio customers may be experiencing voice call silent and one-way audio from network subscribers in Colombia to a subset of Twilio Phone Numbers. 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.

### 2026-11-13 09:40 UTC: identified
Twilio customers may be experiencing voice call silent and one-way audio from network subscribers in Colombia to a subset of Twilio Phone Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 16 hours or as soon as more information becomes available.

### 2026-11-14 07:25 UTC: identified
Twilio customers may be experiencing voice call silent and one-way audio from network subscribers in Colombia to a subset of Twilio Phone Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

### 2026-11-15 07:27 UTC: identified
Twilio customers may be experiencing voice call silent and one-way audio from network subscribers in Colombia to a subset of Twilio Mobile Numbers. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.

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