SMS Delivery Degradation From Twilio Toll-Free Numbers to US Carriers

Incident Report for Twilio

Resolved

We are no longer experiencing SMS delivery delays when sending messages to US Carriers from Toll-Free Numbers and long codes over T-Mobile and Sprint. This incident has been resolved.

Posted Dec 15, 2021 - 11:02 PST

Monitoring

We are observing recovery in SMS delivery delays when sending messages to US Carriers from Toll-Free Numbers and long codes over T-Mobile and Sprint. 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 15, 2021 - 09:14 PST

Update

We are experiencing SMS delivery delays when sending messages to US Carriers from Toll-Free Numbers. A small subset of Twilio long codes are also experiencing SMS delivery delays over T-Mobile and Sprint. 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 15, 2021 - 08:21 PST

Investigating

We are experiencing SMS delivery delays when sending messages to US Carriers from Toll-Free Numbers. 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 15, 2021 - 08:02 PST

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