AT&T: number@txt.att.net (SMS), number@mms.att.net (MMS)

    Boost Mobile: number@sms.myboostmobile.com (SMS), number@myboostmobile.com (MMS)

    C-Spire: number@cspire1.com

    Consumer Cellular: number@mailmymobile.net

    Cricket: number@sms.cricketwireless.net (SMS), number@mms.cricketwireless.net (MMS)

    Google Fi (Project Fi): number@msg.fi.google.com (SMS & MMS)

    H2O Wireless: number@txt.att.net (SMS), number@mms.att.net (MMS)

    Metro by T-Mobile: number@mymetropcs.com (SMS & MMS)

    Mint Mobile: number@mailmymobile.net (SMS)

    Page Plus: number@vtext.com (SMS), number@mypixmessages.com (MMS)

    Red Pocket: Red Pocket uses AT&T or T-Mobile (for GSM SIMs) & Verizon for CDMA. See info. for those carriers.

    Republic Wireless: number@text.republicwireless.com (SMS)

    Simple Mobile: number@smtext.com (SMS)

    Sprint: number@messaging.sprintpcs.com (SMS), number@pm.sprint.com (MMS)

    T-Mobile: number@tmomail.net (SMS & MMS)

    Ting: number@message.ting.com (SMS for CDMA), number@tmomail.net (SMS for GSM)

    Tracfone: number@mmst5.tracfone.com (MMS)

    Ultra Mobile: number@mailmymobile.net

    U.S. Cellular: number@email.uscc.net (SMS), number@mms.uscc.net (MMS)

    U.S. Mobile: number@vtext.com (SMS), number@mypixmessages.com (MMS)

    Verizon: number@vtext.com (SMS), number@vzwpix.com (MMS)

    Virgin Mobile: number@vmobl.com (SMS), number@vmpix.com (MMS)

    Visible: number@vtext.com (SMS), number@vzwpix.com (MMS)

    Xfinity Mobile: number@vtext.com (SMS), number@mypixmessages.com (MMS)