1. A personal mobility system for connecting a calling user to a called user based upon a personal identifier of the called user, the personal mobility system comprising: a personal mobility user application resident on a calling user's terminal that receives a request from a calling user, the request including the personal identifier of a called user; a personal mobility server coupled to the Internet, the personal mobility server storing a plurality of user records; each user record being respective to a user and indexed by a respective personal identifier, and each user record including a plurality of terminal records, each of the terminal records including a respective terminal address; the personal mobility user application sending a service query to the personal mobility server via a communication path that includes the Internet, the service query including the personal identifier of the called user; the personal mobility server accessing the user record for the called user based upon the personal identifier, selecting a terminal record of the plurality of terminal records and returning a respective terminal address to the personal mobility user application via a communication path that includes the Internet; and the personal mobility user application causing the calling user's terminal to access a called user's terminal via a network path selected by the calling user's terminal based upon the respective terminal address.