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        Scheduled maintenance
        System Metrics

        US SMS Carrier Maintenance

        Scheduled Maintenance Report for Twilio

        Completed

        The scheduled maintenance has been completed.
        Posted Feb 18, 2020 - 01:00 PST

        In progress

        Scheduled maintenance is currently in progress. We will provide updates as necessary.
        Posted Feb 17, 2020 - 21:00 PST

        Scheduled

        The small regional US carriers below are conducting planned maintenance from 17 February 2020 at 21:00 PST until 18 February at 2020 01:00 PST. During the maintenance window, there could be intermittent delays and failures delivering SMS to and from these small regional US carriers via US shortcodes number. SMS sent via long codes are not impacted.
        Impacted Carrier(s):
        Union Telephone USA
        West Central Wireless USA
        Bluegrass Cellular USA
        Carolina West Wireless USA
        Rural Independent Network Alliance (RINA) USA
        Illinois Valley Cellular USA
        Inland Cellular USA
        Nex Tech Communications USA
        CellCom USA
        Alaska Communications Systems (ACS) USA
        GCI Communications USA
        Thumb Cellular USA
        Cross Wireless USA
        Chat Mobility USA
        Northwest Missouri Cellular USA
        Panhandle Wireless USA
        Viaero Wireless USA
        MTPCS Cellular One (Cellone Nation) USA
        Duet Wireless USA
        SouthernLINC USA
        Standing Rock Telecom USA
        SRT Communications USA
        Copper Valley Telecom USA
        Mid-Rivers Communications USA
        ASTAC USA
        Cordova USA
        Pine Belt USA
        Shelcomm USA
        James Valley Cellular USA
        Posted Feb 11, 2020 - 16:38 PST
        This scheduled maintenance affected: CARRIER NETWORK (SMS Short Code, North America).