Voice Call Failures from Multiple Networks to a Subset of Twilio Singapore Phone Numbers

Incident Report for Twilio

Resolved

The incident has been resolved and voice calls from network subscribers on affected networks to a subset of Twilio Singapore Phone Numbers are operating normally.

Posted May 25, 2026 - 21:28 PDT

Update

We have observed a recovery in voice calls from network subscribers to a subset of Twilio Singapore Phone Numbers and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.

Posted May 25, 2026 - 17:27 PDT

Monitoring

We have observed a recovery in voice calls from network subscribers to a subset of Twilio Singapore Phone Numbers and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

Posted May 25, 2026 - 15:25 PDT

Update

Twilio customers may be experiencing voice call failures from network subscribers to a subset of Twilio Singapore 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.

Posted May 25, 2026 - 10:23 PDT

Identified

Twilio customers may be experiencing voice call failures from network subscribers to a subset of Twilio Singapore Phone 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.

Posted May 25, 2026 - 09:22 PDT

Investigating

Twilio customers may be experiencing voice call failures from network subscribers to a subset of Twilio Singapore Phone Numbers. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

Posted May 25, 2026 - 09:14 PDT

This incident affected: CARRIER NETWORK (Voice, APAC).