SMS Delivery Failures to and from a Subset of ported Twilio US Long Codes

Incident Report for Twilio

Resolved

The incident causing message delivery failures on a small subset of ported Twilio US long codes has been resolved, except for a small number of customers. We are closing this incident and will reach out to these customers individually for further follow-ups.

Posted Mar 08, 2021 - 15:12 PST

Identified

We are actively working to resolve the issue with message delivery failures on a small subset of ported Twilio US long codes. We expect to provide another update in 2 hours.

Posted Mar 08, 2021 - 12:04 PST

Investigating

We are experiencing message delivery failures on a small subset of ported Twilio US long codes. Messages sent from these numbers reflect a status of "Sent", and are not delivered to mobile handsets. Messages to the subset of long codes are not received on Twilio. We are actively working to resolve the issue and we will provide an update in 1 hour or as soon as more information becomes available.

Posted Mar 08, 2021 - 11:04 PST

This incident affected: CARRIER NETWORK (SMS Long Code, North America), PROGRAMMABLE MESSAGING (SMS), and PHONE NUMBERS.