Twilio incident
SMS Delivery Delays from Twilio Phone Numbers to T-Mobile United States
Twilio experienced a minor incident on July 9, 2026 affecting SMS Long Code, North America and SMS Short Code, North America and 1 more component, lasting 3h 59m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Jul 09, 2026, 09:13 AM UTC
Twilio customers may be experiencing SMS delivery delays 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.
- investigating Jul 09, 2026, 10:14 AM UTC
Twilio customers may be experiencing SMS delivery delays 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 2 hours or as soon as more information becomes available.
- identified Jul 09, 2026, 12:06 PM UTC
Twilio customers may be experiencing SMS delivery delays 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 1 hour or as soon as more information becomes available.
- monitoring Jul 09, 2026, 12:21 PM UTC
We have observed a recovery in SMS 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.
- resolved Jul 09, 2026, 01:12 PM UTC
The incident has been resolved and SMS delivery from Twilio Phone Numbers to T-Mobile network subscribers in the United States is operating normally.