Elevator call registering system

An elevator call registering system includes: a responder configure to store therein user identification information; an interrogator configured to broadcast interrogator identification information, an authentication control apparatus configured to compare the user identification information read out from the interrogator with stored user identification information, and an elevator control apparatus. The interrogator is configured to transmit group identification information, the responder is configured to store therein the group identification information received and to transmit the user identification information and the stored group identification information, and the interrogator configured to determine whether or not to transmit the destination floor information associated with the user identification information to the authentication control apparatus based on a comparison result of the group identification information received from the responder and the group identification information of the interrogator when the user identification information is read out from the uplink signal.