United States SMS and MMS Carrier Maintenance - AT&T

resolved · 10 Jun 2026, 08:00

Auto-resolved by the status page: the vendor stopped reporting this incident in their feed.

investigating · 10 Jun 2026, 02:00

**2026-06-05T14:40:17.084Z** — The AT&T network in the United States is conducting a planned maintenance from 09 June 2026 at 18:00 PDT until 10 June 2026 at 00:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS and MMS to and from AT&T United States handsets when sending via subset of long codes, long codes and toll free numbers. **2026-06-10T00:00:16.835Z** — Maintenance will begin as scheduled in 60 minutes. **2026-06-10T01:00:11.400Z** — Scheduled maintenance is currently in progress. We will provide updates as necessary.

investigating · 10 Jun 2026, 01:02

**2026-06-05T14:40:17.084Z** — The AT&T network in the United States is conducting a planned maintenance from 09 June 2026 at 18:00 PDT until 10 June 2026 at 00:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS and MMS to and from AT&T United States handsets when sending via subset of long codes, long codes and toll free numbers. **2026-06-10T00:00:16.835Z** — Maintenance will begin as scheduled in 60 minutes.

investigating · 5 Jun 2026, 15:42

**2026-06-05T14:40:17.084Z** — The AT&T network in the United States is conducting a planned maintenance from 09 June 2026 at 18:00 PDT until 10 June 2026 at 00:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS and MMS to and from AT&T United States handsets when sending via subset of long codes, long codes and toll free numbers.