USA MMS - Latency affecting MMS messages sent towards T-Mobile network

Incident Report for Vonage API Status

Resolved

This incident has been resolved.

Posted Aug 15, 2026 - 22:19 UTC

Monitoring

A fix has been implemented and we are monitoring the results.

Posted Aug 15, 2026 - 22:19 UTC

Investigating

We have been notified by our suppliers about MMS Delivery Delays from a Subset of Short Codes to T-Mobile United States. You might experience delayed MMS messages for US shortcodes sending to T-Mobile.

The carrier is aware of this issue and investigating the root cause. We will issue an update as soon as more information becomes available.

If you have any questions, please contact api.support.vonage.com

Posted Aug 13, 2026 - 13:57 UTC

This incident affected: Global Connectivity (MMS North America).