Voice Call Failures from a Subset of Twilio Mobile Numbers to Argentina

Incident Report for Twilio

Update

Twilio customers may be experiencing voice call failures from a subset of Twilio Mobile 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.
Posted Nov 05, 2026 - 14:15 PST

Update

Twilio customers may be experiencing voice call failures from a subset of Twilio Mobile Numbers to Telefonica 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.
Posted Nov 05, 2026 - 12:13 PST

Identified

Twilio customers may be experiencing voice call failures from a subset of Twilio Mobile Numbers to Telefonica 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.
Posted Nov 05, 2026 - 11:12 PST

Investigating

Twilio customers may be experiencing voice call failures from a subset of Twilio Mobile 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.
Posted Nov 05, 2026 - 10:34 PST
This incident affects: CARRIER NETWORK (Voice, Latin America).