Zingle incident
SMS Delivery Delays from Twilio Long Codes to AT&T United States
Zingle experienced a minor incident on May 12, 2026, lasting 16h 2m. The incident has been resolved; the full update timeline is below.
Update timeline
- monitoring May 12, 2026, 01:04 AM UTC
The incident has been resolved and SMS delivery from a subset of Twilio Long Codes and Toll-Free Numbers to AT&T network subscribers in the United States is operating normally.