Zingle incident
SMS Delivery Delays and Failures from a Subset of Twilio Short Codes to Cellularone NE Arizona United States
Zingle experienced a minor incident on May 4, 2026, lasting 1d 22h. The incident has been resolved; the full update timeline is below.
Update timeline
- monitoring May 04, 2026, 12:30 AM UTC
Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Short Codes to Cellularone 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.