Outage in Twilio

MMS Delivery Delays to Cingular Wireless (AT&T) in United States of America via Subset of Longcodes

Resolved Minor
October 29, 2025 - Started about 14 hours ago - Lasted about 9 hours
Official incident page

Incident Report

We are experiencing MMS delivery delays when sending messages to Cingular Wireless (AT&T) in United States of America via a subset of longcodes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

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Latest Updates ( sorted recent to last )
MONITORING about 5 hours ago - at 10/29/2025 09:02PM

We are observing recovery in MMS delivery delays when sending messages to Cingular Wireless (AT&T) in United States of America via a subset of longcodes. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.

MONITORING about 8 hours ago - at 10/29/2025 06:50PM

We are observing recovery in MMS delivery delays when sending messages to Cingular Wireless (AT&T) in United States of America via a subset of longcodes. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.

MONITORING about 9 hours ago - at 10/29/2025 04:59PM

We are observing recovery in MMS delivery delays when sending messages to Cingular Wireless (AT&T) in United States of America via a subset of longcodes. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.

MONITORING about 12 hours ago - at 10/29/2025 02:50PM

We are observing recovery in MMS delivery delays when sending messages to Cingular Wireless (AT&T) in United States of America via a subset of longcodes. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.

MONITORING about 14 hours ago - at 10/29/2025 12:52PM

We are observing recovery in MMS delivery delays when sending messages to Cingular Wireless (AT&T) in United States of America via a subset of longcodes. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.

INVESTIGATING about 14 hours ago - at 10/29/2025 12:08PM

We are experiencing MMS delivery delays when sending messages to Cingular Wireless (AT&T) in United States of America via a subset of longcodes. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

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