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INCIDENT IN PROGRESS
Twilio
✓SMS Delivery Delays from a Subset of Twilio Short Codes to Cellularone NE Arizona United States
Updated
Confirmed disruption
19:24Started
1Timeline events
Confirmed by the official source.
Executive summary
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Summary
Twilio confirmed SMS delivery delays affecting a subset of Twilio Short Codes sending to Cellularone NE Arizona network subscribers in the United States.
What users experienced
- User impact
Some SMS messages from a subset of Twilio Short Codes may be delayed for Cellularone NE Arizona network subscribers.
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Started
19:2424 Sep 2026Timeline of the incident
-
Detection
Confirmed by an official service source.
What we know
- ✓Twilio classified the impact as minor.
- ✓The affected component was SMS Short Code, North America.
- ✓The latest available update continued to report degraded performance and an investigating status.