Vonage API incident

USA SMS - Delivery Degradation affecting T-mobile Network through a subset of 10DLC numbers

Vonage API experienced a minor incident on October 1, 2026 affecting SMS North America, lasting 6h 15m. The incident has been resolved; the full update timeline is below.

Started: Oct 01, 2026, 09:10 AM UTC
Resolved: Oct 01, 2026, 03:26 PM UTC
Duration: 6h 15m
Detected by Pingoru: Oct 01, 2026, 09:10 AM UTC

Affected components

SMS North America

Update timeline

investigating Oct 01, 2026, 09:10 AM UTC

Please be informed that we are currently observing SMS delivery degradation towards T-mobile Network in USA through a subset of our 10DLC numbers. We are working with our carrier partners to resolve the issue and will issue an update as soon as more information becomes available. If you have any questions, please contact api.support.vonage.com
monitoring Oct 01, 2026, 01:04 PM UTC

A fix has been implemented and we are monitoring the results.
resolved Oct 01, 2026, 03:26 PM UTC

This incident has been resolved.