SMS Delivery Failures to US Cellular Network in the United States via a Subset of Short Codes

Incident Report for Twilio

Resolved

We are no longer experiencing SMS delivery failures to US Cellular Network in the United States via a subset of short codes. This incident has been resolved.

Posted Jan 06, 2024 - 07:48 PST

Monitoring

We are observing successful SMS delivery to US Cellular Network in the United States via 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 Jan 06, 2024 - 05:42 PST

Update

We continue to experience SMS delivery failures when sending messages to US cellular network in the United States via a subset of short codes. Our engineers continue to work with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.

Posted Jan 05, 2024 - 22:09 PST

Update

We continue to experience SMS delivery failures when sending messages to US cellular network in the United States via a subset of short codes. Our engineers continue to work with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.

Posted Jan 05, 2024 - 18:18 PST

Update

We are experiencing SMS delivery failures when sending messages to US Cellular Network in the United States via a subset of short codes. Our engineers continue to work with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.

Posted Jan 05, 2024 - 16:02 PST

Investigating

We are experiencing SMS delivery failures when sending messages to US Cellular Network in the United States via a subset of short codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.

Posted Jan 05, 2024 - 15:02 PST

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