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USA - AT&T Mobility - MMS Delivery Degradation

Incident Report for External Connectivity

Identified

We are writing to inform you that we are currently observing a general degradation in message delivery toward the following network: AT&T Mobility affecting 10DLC delivery.

Currently 10DLC traffic towards this network for MMS is experiencing delays on delivery for some messages. Please note that SC and TFN traffic remains unaffected.

We are currently investigating the issue and working with MNO to restore normal service as soon as possible. Currently, there is no estimated resolution time

We will provide further updates as more information becomes available.

Should you need any additional information, please contact us at support@infobip.com.

We apologize for any inconvenience this may cause and thank you for your understanding and patience.

Posted Oct 19, 2026 - 21:20 UTC

This incident affects: United States (MMS).