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Outage in Twilio

SMS Delivery Status From Twilio Toll-Free Numbers to US Carriers

Resolved Minor
November 28, 2025 - Started 4 months ago - Lasted 1 day
Official incident page

Incident Report

Due to sustained high traffic on the US carrier networks, we are currently experiencing SMS delivery issues from Twilio Toll-Free. Messages are queued due to capacity shortage, and customers may see delays when sending to certain US carriers. Please find the current delivery status for the major carriers below: AT&T (status - Operational) T-Mobile (status - Operational) Verizon (status - Delayed) US Cellular (status - Operational) We are actively working with our carrier partners to resolve the issue, and we will provide another update in 2 hours or as soon as we have any new information to share.
Components affected
Twilio SMS Toll-Free, North America

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Latest Updates ( sorted recent to last )
RESOLVED 4 months ago - at 11/29/2025 05:27PM

We are no longer experiencing SMS delivery issues from Twilio Toll-Free at this time. This incident has been resolved.

MONITORING 4 months ago - at 11/29/2025 02:24PM

We are no longer experiencing SMS delivery issues from Twilio Toll-Free at this time. This incident has been resolved.

MONITORING 4 months ago - at 11/29/2025 10:10AM

Our monitoring shows overall improvement in carrier-side traffic congestion, and we are observing instant SMS delivery from Twilio Toll-Free at this time. We will continue monitoring the overall US carrier networks to ensure a full recovery. We will provide another update in 4 hours or as soon as more information becomes available.

INVESTIGATING 4 months ago - at 11/29/2025 08:20AM

Please find the current delivery status for the major carriers below:

AT&T (status - Operational)
T-Mobile (status - Operational)
Verizon (status - DLR Delayed)
US Cellular (status - Operational)

We are actively working with our carrier partners to resolve the issue, and we will provide another update in 2 hours or as soon as we have any new information to share.

INVESTIGATING 4 months ago - at 11/29/2025 06:25AM

Please find the current delivery status for the major carriers below:

AT&T (status - Operational)
T-Mobile (status - Operational)
Verizon (status - DLR Delayed)
US Cellular (status - Operational)

We are actively working with our carrier partners to resolve the issue, and we will provide another update in 2 hours or as soon as we have any new information to share.

INVESTIGATING 4 months ago - at 11/29/2025 04:19AM

Please find the current delivery status for the major carriers below:

AT&T (status - Operational)
T-Mobile (status - Operational)
Verizon (status - DLR Delayed)
US Cellular (status - Operational)

We are actively working with our carrier partners to resolve the issue, and we will provide another update in 2 hours or as soon as we have any new information to share.

INVESTIGATING 4 months ago - at 11/29/2025 01:48AM

Please find the current delivery status for the major carriers below:

AT&T (status - Operational)
T-Mobile (status - Operational)
Verizon (status - DLR Delayed)
US Cellular (status - Operational)

We are actively working with our carrier partners to resolve the issue, and we will provide another update in 2 hours or as soon as we have any new information to share.

INVESTIGATING 4 months ago - at 11/28/2025 11:45PM

Please find the current delivery status for the major carriers below:

AT&T (status - Operational)
T-Mobile (status - Operational)
Verizon (status - DLR Delayed)
US Cellular (status - Operational)

We are actively working with our carrier partners to resolve the issue, and we will provide another update in 2 hours or as soon as we have any new information to share.

INVESTIGATING 4 months ago - at 11/28/2025 09:48PM

Please find the current delivery status for the major carriers below:

AT&T (status - Operational)
T-Mobile (status - Operational)
Verizon (status - DLR Delayed)
US Cellular (status - Operational)

We are actively working with our carrier partners to resolve the issue, and we will provide another update in 2 hours or as soon as we have any new information to share.

INVESTIGATING 4 months ago - at 11/28/2025 08:54PM

Please find the current delivery status for the major carriers below:

AT&T (status - Operational)
T-Mobile (status - Operational)
Verizon (status - Delayed)
US Cellular (status - Operational)

We are actively working with our carrier partners to resolve the issue, and we will provide another update in 2 hours or as soon as we have any new information to share.

INVESTIGATING 4 months ago - at 11/28/2025 06:54PM

Please find the current delivery status for the major carriers below:

AT&T (status - Operational)
T-Mobile (status - Operational)
Verizon (status - Delayed)
US Cellular (status - Operational)

We are actively working with our carrier partners to resolve the issue, and we will provide another update in 2 hours or as soon as we have any new information to share.

INVESTIGATING 4 months ago - at 11/28/2025 04:50PM

Due to sustained high traffic on the US carrier networks, we are currently experiencing SMS delivery issues from Twilio Toll-Free. Messages are queued due to capacity shortage, and customers may see delays when sending to certain US carriers.

Please find the current delivery status for the major carriers below:

AT&T (status - Operational)
T-Mobile (status - Operational)
Verizon (status - Delayed)
US Cellular (status - Operational)

We are actively working with our carrier partners to resolve the issue, and we will provide another update in 2 hours or as soon as we have any new information to share.

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