Outage in Zipwhip
SMS and MMS Delivery Delays and Failures from Twilio Phone Numbers to T-Mobile United States
Resolved MinorIncident Report
Twilio customers may be experiencing SMS delivery delays and failures from Twilio Phone Numbers to T-Mobile network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
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Latest Updates ( sorted recent to last )
RESOLVED
1 day ago - at 07/16/2026 10:30PM
The incident has been resolved and SMS and MMS delivery from Twilio Phone Numbers to T-Mobile network subscribers in the United States is operating normally.
MONITORING
1 day ago - at 07/16/2026 08:28PM
We have observed a recovery in SMS and MMS delivery from Twilio Phone Numbers to T-Mobile network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
IDENTIFIED
1 day ago - at 07/16/2026 07:23PM
Twilio customers may be experiencing SMS and MMS delivery delays and failures from Twilio Phone Numbers to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
IDENTIFIED
1 day ago - at 07/16/2026 06:21PM
Twilio customers may be experiencing SMS and MMS delivery delays and failures from Twilio to T-Mobile network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
INVESTIGATING
1 day ago - at 07/16/2026 06:14PM
Twilio customers may be experiencing SMS delivery delays and failures from Twilio Phone Numbers to T-Mobile network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
Latest Zipwhip outages
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SMS Delivery Receipt Delays from a Subset of Twilio Long Codes to Chunghwa Taiwan - about 15 hours ago
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