SMS Delivery Failure to Multiple Networks in Mexico via Subset of Short Codes

Incident Report for Twilio

Resolved

We are no longer experiencing SMS delivery failures when sending to multiple networks in Mexico for a subset of short codes. This incident has been resolved.

Posted Dec 22, 2025 - 12:17 PST

Monitoring

We are observing successful SMS delivery when sending to multiple networks in Mexico for a subset of short codes. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.

Posted Dec 22, 2025 - 10:32 PST

Update

We continue to experience SMS delivery failures when sending to multiple networks in Mexico for a subset of short codes. Our engineers are working with our carrier partners to resolve the issue. We expect to provide another update within 4 hours or as soon as more information becomes available.

Posted Dec 22, 2025 - 10:00 PST

Update

We continue to experience SMS delivery failures when sending to multiple networks in Mexico for a subset of short codes. Our engineers are working with our carrier partners to resolve the issue. We expect to provide another update within 2 hours or as soon as more information becomes available.

Posted Dec 22, 2025 - 08:05 PST

Update

We are continuing to investigate this issue.

Posted Dec 22, 2025 - 07:08 PST

Investigating

We are experiencing SMS delivery failures when sending to multiple networks in Mexico for a subset of short codes. Our engineers are working with our carrier partners to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.

Posted Dec 22, 2025 - 07:03 PST

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