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minor✓ Resolved

SMS and MMS Delivery Delays from Twilio Phone Numbers to Verizon United States

TwilioWed, May 27, 2026, 05:13 PM
Status
resolved
Duration
1d 12h
Updates
11
Coverage
0 articles

INCIDENT TIMELINE

✓ ResolvedFri, May 29, 2026, 05:55 AM
This incident has been resolved.
monitoringFri, May 29, 2026, 01:49 AM
We have observed a recovery in SMS and MMS delivery from Twilio Phone Numbers to Verizon network subscribers in the United States and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
monitoringThu, May 28, 2026, 11:34 PM
We have observed a recovery in SMS and MMS delivery from Twilio to Verizon 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.
identifiedThu, May 28, 2026, 08:56 PM
We have observed a recovery in SMS delivery however, customers may still experience MMS delivery delays when sending from Twilio phone numbers to Verizon subscribers in the United States. Our engineering team has identified the root cause and is actively working on a resolution. We will provide another update in 8 hours, or sooner if new information becomes available.
identifiedThu, May 28, 2026, 09:47 AM
We have observed a recovery in SMS delivery however, customers may still experience MMS delivery delays when sending from Twilio phone numbers to Verizon subscribers in the United States. Our engineering team has identified the root cause and is actively working on a resolution. We will provide another update in 8 hours, or sooner if new information becomes available.
identifiedThu, May 28, 2026, 08:37 AM
We have observed a recovery in SMS delivery however, customers may still experience MMS delivery delays when sending from Twilio phone numbers to Verizon subscribers in the United States. Our engineering team has identified the root cause and is actively working on a resolution. We will provide another update in 8 hours, or sooner if new information becomes available.
identifiedThu, May 28, 2026, 01:45 AM
We have observed a recovery in SMS delivery however, customers may still experience MMS delivery delays when sending from Twilio phone numbers to Verizon subscribers in the United States. Our engineering team has identified the root cause and is actively working on a resolution. We will provide another update in 8 hours, or sooner if new information becomes available.
identifiedWed, May 27, 2026, 09:30 PM
Twilio customers may be experiencing SMS and MMS delivery delays from Twilio to Verizon 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.
identifiedWed, May 27, 2026, 07:19 PM
Twilio customers may be experiencing SMS and MMS delivery delays from Twilio to Verizon 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, May 27, 2026, 06:18 PM
Twilio customers may be experiencing SMS and MMS delivery delays from Twilio to Verizon 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, May 27, 2026, 06:14 PM
Twilio customers may be experiencing SMS and MMS delivery delays from Twilio to Verizon 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.
investigatingWed, May 27, 2026, 05:13 PM
Twilio customers may be experiencing SMS and MMS delivery delays from Twilio Phone Numbers to Verizon 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
95df8458-9755-4577-b7f1-f8611d47f7f7
External ID
nzv6xbhnkzs2
🕐 Started
Wed, May 27, 2026, 05:13 PM
🔄 Last Updated
Fri, May 29, 2026, 05:55 AM
✓ Resolved
Fri, May 29, 2026, 05:55 AM
MINOR
Impact Level
1d 12h
Total Duration
11
Status Updates
Affected Components
SMS Long Code, North AmericaSMS Long Code, North AmericaMMS Long Code, North AmericaMMS Long Code, North AmericaSMS Short Code, North AmericaSMS Toll-Free, North AmericaMMS Short Code, North AmericaMMS Toll-Free, North AmericaSMS Toll-Free, North AmericaMMS Toll-Free, North America
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