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        SMS Delivery Delays to T-Mobile Network in the US

        Incident Report for Twilio

        Resolved

        We are no longer experiencing SMS delivery delays when sending to T-Mobile Network in the US on Twilio Short Codes and Toll-Free numbers. This incident has been resolved.
        Posted Nov 18, 2020 - 07:22 PST

        Update

        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 Nov 18, 2020 - 06:52 PST

        Monitoring

        We are observing recovery in delivery delays when sending to T-Mobile network in the US and will continue monitoring the service to ensure a full recovery. We will provide another update in 60 minutes or as soon as more information becomes available.
        Posted Nov 18, 2020 - 04:52 PST

        Update

        We continue to work 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 Nov 18, 2020 - 01:49 PST

        Update

        We are still experiencing delays in SMS Toll-Free and SMS Shortcode delivery to the T-Mobile network in the US. Our engineers are working with our carrier partners to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
        Posted Nov 17, 2020 - 23:48 PST

        Update

        We are continuing to investigate this issue.
        Posted Nov 17, 2020 - 22:49 PST

        Update

        We are experiencing delays in SMS Toll-Free and SMS Shortcode delivery to the T-Mobile network in the US. Our engineers are working with our carrier partners to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
        Posted Nov 17, 2020 - 22:48 PST

        Investigating

        Our monitoring systems have detected a potential issue with SMS to US and CA Toll-Free Number to T-Mobile. Our engineering team has been alerted and is actively investigating. We will update as soon as we have more information.
        Posted Nov 17, 2020 - 22:32 PST
        This incident affected: CARRIER NETWORK (SMS Short Code, North America, SMS Toll-Free, North America).