Delayed Delivery Reports for SMS Sent to US Cellular From Twilio Toll-Free Numbers

Incident Report for Twilio

Resolved

The issue affecting message delivery reports to US Cellular network from Twilio toll-free numbers has been resolved, and the service is functioning normally at this time.

Posted Mar 01, 2022 - 14:57 PST

Monitoring

We have started seeing recovery for message delivery reports to US Cellular network from Twilio toll-free numbers. We will continue to monitor to ensure a full recovery. We expect to provide another update in 30 minutes or as soon as more information becomes available.

Posted Mar 01, 2022 - 14:28 PST

Update

We are still experiencing delays in receiving message delivery reports to US Cellular network from Twilio toll-free numbers. Our engineers are working 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 Mar 01, 2022 - 13:40 PST

Update

We are still experiencing delays in receiving message delivery reports to US Cellular network from Twilio toll-free numbers. Our engineers are working 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 Mar 01, 2022 - 11:52 PST

Update

We are experiencing delays in receiving message delivery reports to US Cellular network from Twilio toll-free numbers. 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 Mar 01, 2022 - 11:12 PST

Investigating

Our monitoring systems have detected a potential issue with delayed delivery reports for SMS sent to US Cellular network. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.

Posted Mar 01, 2022 - 11:05 PST

This incident affected: CARRIER NETWORK (SMS Toll-Free, North America).