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INCIDENT RESOLVED

Twilio

✓

Voice Call Failures from a Subset of Twilio Phone Numbers to Vodafone to the United Kingdom of Great Britain and Northern Ireland

Updated

Resolved 12:35Started 2Timeline events

Confirmed by the official source.

Executive summary

  • Summary

    Twilio confirmed voice call failures affecting a subset of Twilio phone numbers when calling Vodafone network subscribers in the United Kingdom. Twilio later reported recovery and is monitoring service stability.

What users experienced

  • User impact

    Some calls from a subset of Twilio phone numbers to Vodafone network subscribers in the United Kingdom may fail.

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Started

12:3523 Sep 2026
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Timeline events

2View timeline →

Timeline of the incident

  1. Detection

    Confirmed by an official service source.

  2. Resolution

    The service is no longer reporting this incident as active.

What we know

  • ✓Twilio officially confirmed the disruption.
  • ✓The affected service was voice calling involving a subset of Twilio phone numbers and Vodafone network subscribers in the United Kingdom.
  • ✓Twilio initially reported degraded performance for its Voice, Europe component.
  • ✓Twilio later reported recovery and changed the affected component status to operational.
  • ✓No recovery time or cause is established in the evidence package.