USA SMS - Planned Maintenance affecting AT&T network

Scheduled for Dec 17, 04:00 - 10:00 UTC

Scheduled

Between 17-Dec-2025 04:00 and 10:00 UTC, AT&T network will be performing a planned maintenance on their SMS platform.

During the maintenance window, you may potentially experience SMS latency for messages sent to and from subscribers of the AT&T network, including delivery receipts.

Please contact support@api.vonage.com if you have any questions.

Posted Dec 15, 2025 - 11:18 UTC

This scheduled maintenance affects: Global Connectivity (SMS North America).