Abstract: Secure mobile communication system comprises of a mobile communication device having a processor, a RF transceiver to establish mobile voice communication and receive and send text or email messages, an alphanumeric keypad is used for dialing phone numbers or creating text or e-mail messages, the mobile communication device RF transceiver or a receiver is designed to receive RF signals from a vehicle mount RF transmitter or transceiver device, the a vehicle mount RF transmitter or transceiver device transmitting RF coded signals when vehicle ignition is in on position and or when vehicle is in motion. The mobile communication device of present invention upon receipt of vehicle mount device RF transmitted signals, the mobile communication device keypad becomes none operative for user not be able to dial up phone calls and or send or receive text messages or e-mails.