Twilio Services
Issues related to Twilio’s Software
    External Connectivity
    Issues found outside of Twilio’s Network
      Zipwhip Gateway
      Issues related to Zipwhip's Services
        Scheduled maintenance
        System Metrics

        Voice Call Failures and Silent and One-Way Audio Between a Subset of Twilio Phone Numbers and Argentina

        Incident Report for Twilio

        Resolved

        The incident has been resolved and voice calls between a subset of Twilio Phone Numbers and network subscribers in Argentina are operating normally.
        Posted Sep 14, 2026 - 21:47 PDT

        Monitoring

        We have observed a recovery in voice calls between a subset of Twilio Phone Numbers and network subscribers on multiple networks in Argentina and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
        Posted Sep 14, 2026 - 20:55 PDT

        Update

        Twilio customers may be experiencing voice call failures and silent and one-way audio between a subset of Twilio Phone Numbers and network subscribers on multiple networks 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.
        Posted Sep 14, 2026 - 16:14 PDT

        Update

        Twilio customers may be experiencing voice call failures and silent and one-way audio between a subset of Twilio Phone Numbers and network subscribers on multiple networks 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.
        Posted Sep 14, 2026 - 14:53 PDT

        Update

        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.
        Posted Sep 14, 2026 - 12:13 PDT

        Update

        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.
        Posted Sep 14, 2026 - 10:13 PDT

        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.
        Posted Sep 14, 2026 - 09:12 PDT

        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.
        Posted Sep 14, 2026 - 09:00 PDT
        This incident affected: CARRIER NETWORK (Voice, Latin America).