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minor✓ Resolved

SMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States

Twilio•Wed, Jul 15, 2026, 04:57 PM
Status
resolved
Duration
4h 17m
Updates
4
Coverage
0 articles

INCIDENT TIMELINE

✓ ResolvedWed, Jul 15, 2026, 09:15 PM
This incident has been resolved.
monitoringWed, Jul 15, 2026, 07:07 PM
We have observed a recovery in SMS delivery from a subset of Twilio Long Codes to AT&T 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.
identifiedWed, Jul 15, 2026, 06:16 PM
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Long Codes to AT&T 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.
identifiedWed, Jul 15, 2026, 05:16 PM
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Long Codes to AT&T 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.
investigatingWed, Jul 15, 2026, 04:57 PM
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Long Codes to AT&T 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.

📊 TECHNICAL DETAILS

Internal ID
de15612f-f0ed-4023-ad0f-463ab06c7278
External ID
ht9tggs5295p
🕐 Started
Wed, Jul 15, 2026, 04:57 PM
🔄 Last Updated
Wed, Jul 15, 2026, 09:15 PM
✓ Resolved
Wed, Jul 15, 2026, 09:15 PM
MINOR
Impact Level
4h 17m
Total Duration
4
Status Updates
Affected Components
SMS Long Code, North America
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