AT&T will be performing unplanned maintenance impacting 10DLC SMS and MMS services & 10DLC registration & provisioning services.
The maintenance is scheduled to begin Wednesday, November 4, 2026 at 6:00 PM PT and to finish November 5, 2026 by 3:00 AM PT. During the maintenance window, customers may experience intermittent latency impacting inbound (MO) and outbound (MT) SMS and MMS via 10DLC with AT&T subscribers & latency in 10DLC registration & provisioning services.
Please see the list of impacted products and/or components below and contact the Convey Help Desk with any questions.
Posted Nov 03, 2026 - 15:22 PST
This scheduled maintenance affects: Message Delivery, 10DLC Registration Services, and 10DLC Registration Portal.