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

The incident has been resolved and voice calls from a subset of Twilio Phone Numbers to network subscribers in Argentina are operating normally. (Affected: Voice, Latin America)

Started

Oct 27, 2026, 10:28 PM UTC

Resolved

Oct 28, 2026, 6:09 PM UTC

Duration

19h 41m

Voice, Latin America
InvestigatingOct 27, 10:28 PM

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.

InvestigatingOct 27, 11:28 PM

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.

InvestigatingOct 28, 1:29 AM

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.

InvestigatingOct 28, 5:29 AM

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.

IdentifiedOct 28, 6:57 AM

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.

IdentifiedOct 28, 8:03 AM

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.

IdentifiedOct 28, 10:04 AM

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.

IdentifiedOct 28, 2:16 PM

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.

MonitoringOct 28, 5:10 PM

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.

ResolvedOct 28, 6:09 PM

The incident has been resolved and voice calls from a subset of Twilio Phone Numbers to network subscribers in Argentina are operating normally.