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        SMS Delivery Report Delays When Sending to T-Mobile in United States of America via Subset of Short Codes

        Incident Report for Twilio

        Resolved

        We are no longer experiencing SMS delivery report delays when sending messages to T-Mobile in United States of America via subset of Short Codes. This incident has been resolved.
        Posted May 07, 2025 - 20:23 PDT

        Update

        We are observing recovery in delivery report delays when sending to T-Mobile in United States of America via Subset of Short Codes. 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.
        Posted May 07, 2025 - 18:23 PDT

        Monitoring

        We are observing recovery in delivery report delays when sending to T-Mobile in United States of America via Subset of Short Codes. 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.
        Posted May 07, 2025 - 16:23 PDT

        Update

        We are still experiencing delays in receiving message delivery reports when sending to T-Mobile in United States of America via a Subset of Short Codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 8 hours or as soon as more information becomes available.
        Posted May 07, 2025 - 09:54 PDT

        Update

        We are continuing to experience delays in receiving message delivery reports when sending to T-Mobile in United States of America via a Subset of Short Codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 4 hours or as soon as more information becomes available.
        Posted May 07, 2025 - 05:58 PDT

        Update

        We are continuing to experience delays in receiving message delivery reports when sending to T-Mobile in United States of America via a Subset of Short Codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
        Posted May 07, 2025 - 03:52 PDT

        Investigating

        We are experiencing delays in receiving message delivery reports when sending to T-Mobile in United States of America via Subset of Short Codes. Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
        Posted May 07, 2025 - 03:04 PDT
        This incident affected: CARRIER NETWORK (SMS Short Code, North America) and PROGRAMMABLE MESSAGING (SMS).