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        MMS Delivery Failures from a Subset of Twilio Short Codes, Long Codes, and Toll-Free Numbers to US Cellular United States

        Incident Report for Twilio

        Resolved

        We are posting a retrospective update for an incident that occurred on 06/11/2026 18:20 UTC . Customers may have experienced MMS Delivery Failures from a Subset of Twilio Shortcode, Longcode and Toll-Free Numbers to US Cellular network subscribers in the United States. This incident has been resolved as of 06/11/2026 18:51 UTC. We apologize for the delay in this communication.
        Posted Jun 11, 2026 - 14:56 PDT
        This incident affected: CARRIER NETWORK (MMS Long Code, North America, MMS Short Code, North America, MMS Toll-Free, North America) and ZIPWHIP MESSAGING (MMS Toll-Free, North America).
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