SMS Delivery Failures to and From Multiple Countries via a Subset of Twilio Longcodes

Incident Report for Twilio

Resolved

We are no longer experiencing SMS delivery failures to multiple countries via a subset of Twilio long codes. This incident has been resolved.

Posted Dec 04, 2025 - 02:10 PST

Monitoring

We are observing recovery in SMS delivery failure when sending messages to multiple countries via a subset of Twilio long codes. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.

Posted Dec 04, 2025 - 00:33 PST

Update

We are experiencing SMS delivery failures when sending messages to multiple countries via a subset of Twilio long codes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

Posted Dec 03, 2025 - 23:36 PST

Investigating

Our monitoring systems have detected a potential issue with SMS delivery failures when sending messages to multiple countries via a subset of Twilio long codes. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

Posted Dec 03, 2025 - 23:28 PST

This incident affected: CARRIER NETWORK (SMS Long Code, North America, SMS, Europe).