How Do I Access My Voicemail Away from My Phone? Dial (407) 996-9900 for Central Florida or (239) 219-1098. Press the * key and dial your Summit Broadband Business phone number. Enter your password when prompted to listen to your voicemails. Related articles Do I Need to Reset My Summit Broadband Equipment if I am Having Business Phone Issues? How Do I Set Up Summit Broadband Business Voicemail?