A system and method for authenticating votes received from a voter's mobile device. A computer is programmed with a set of computer-readable instructions and a includes database accessable by mobile device reading a durable computer readable medium stored in a computer hardware server, the database comprising a registered voter and a geographical location for the registered voter's postal mail delivery address. The system and method receive a vote in an election over a wireless carrier network, determine the geographical location of a device which transmitted the vote over the wireless network comprising cell tower triangulation, and reject the vote if the geographical location of the device which transmitted the vote is not within a predetermined distance from the geographical location for the registered voter stored in the database.