Zingle incident
SMS Delivery Delays from a Subset of Twilio Short Codes to Cellularone NE Arizona United States
Resolved after 19 hours 58 minutes, on September 25, 2026.
The incident has been resolved and SMS delivery from a subset of Twilio Short Codes to Cellularone NE Arizona network subscribers in the United States is operating normally.
Update timeline
- monitoring Sep 25, 2026, 02:24 AM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Cellularone NE Arizona 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.
- monitoring Sep 25, 2026, 03:24 AM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Cellularone NE Arizona 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.
- monitoring Sep 25, 2026, 05:24 AM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Cellularone NE Arizona network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 4 hours or as soon as more information becomes available.
- monitoring Sep 25, 2026, 09:33 AM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Cellularone NE Arizona 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 Sep 25, 2026, 10:34 AM UTC
Twilio customers may be experiencing SMS delivery delays 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.
- monitoring Sep 25, 2026, 12:35 PM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Cellularone NE Arizona 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 4 hours or as soon as more information becomes available.
- monitoring Sep 25, 2026, 04:35 PM UTC
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Cellularone NE Arizona 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 8 hours or as soon as more information becomes available.
- monitoring Sep 25, 2026, 08:15 PM UTC
We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Cellularone NE Arizona 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.
- monitoring Sep 25, 2026, 10:23 PM UTC
The incident has been resolved and SMS delivery from a subset of Twilio Short Codes to Cellularone NE Arizona network subscribers in the United States is operating normally.
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