SMS Delivery Delays to Multiple Networks in the USA

Incident Report for Twilio

Resolved

SMS delivery delays on US networks is resolved.

Posted Mar 29, 2021 - 11:02 PDT

Update

We are continuing to monitor for any further issues.

Posted Mar 29, 2021 - 10:18 PDT

Monitoring

A fix has been implemented and we are monitoring the results.

Posted Mar 29, 2021 - 10:16 PDT

Investigating

We are experiencing SMS delivery delays when sending messages to multiple US networks. Verizon appears to be the most affected. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 Hours or as soon as more information becomes available.

Posted Mar 29, 2021 - 09:05 PDT

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