The invention discloses an idle taxi remote inquiry calling system. The system consists of a vehicle-mounted GPS navigation and positioning system, a calling information sending and receiving processor, a wireless mobile communication network, a central processing computer, a taxi caller's GPS navigation and positioning system, and a taxi information It consists of transceiver processor, urban electronic traffic map, management control software, taxi SIM card, taxi caller SIM card, taxi SIM card number and license plate number corresponding database, taxi caller SIM card number and mobile phone number corresponding database. Through the present invention, it is possible for the taxi driver to inquire, select and call a taxi he is satisfied with remotely and intuitively, and he can actively interact with the taxi driver through remote information. The problems of taxi drivers blindly waiting for taxis and taxi drivers blindly looking for taxi drivers have brought great convenience to taxi drivers and taxi drivers, improved the taxi efficiency of taxi drivers, and saved fuel for taxi drivers. Fig. 1 serves as the summary drawing of the present invention.