An information processing apparatus is configured to receive the identification information items of the one or more destinations from an information terminal device via the first communication interface, the information terminal device storing addresses and identification information items of one or more destinations in association with each other, the one or more destinations being selectable as a data-transmission-destination, select an identification information item of a destination, to which data is to be transmitted, out of the received identification information items of the one or more destinations, and transmit the selected identification information item of the destination and the data to the information terminal device via the first communication interface.