minor✓ Resolved

SMS Delivery Failures from a Subset of Twilio Short Codes to Verizon United States

Twilio•2026-05-10 12:21 UTC

Status

resolved

Duration

4h 14m

Updates

Coverage

0 articles

INCIDENT TIMELINE

✓ Resolved2026-05-10 16:35 UTC

This incident has been resolved.

identified2026-05-10 15:27 UTC

Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Short Codes 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.

investigating2026-05-10 13:22 UTC

Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Short Codes 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.

investigating2026-05-10 12:21 UTC

Twilio customers may be experiencing SMS delivery failures from a subset of Twilio Short Codes 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

7939fd8d-f12c-400e-8913-59ddc20df7fa

External ID

l55hjhxkbzd0

🕐 First reported

2026-05-10 12:21 UTC

🔄 Last Updated

2026-05-10 16:35 UTC

✓ Resolved

2026-05-10 16:35 UTC

MINOR

Impact Level

4h 14m

Total Duration

Status Updates

Affected Components

SMS Short Code, North America

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