PURPOSE: To display a station name accurately, by comparing broadcasting frequency data stored for every region with receiving tuning means, which is provided independently of a receiving tuning means provided for listening to radio broadcasting, and reading out a station name corresponding to discriminated region data and a receiving frequency under listening from a memory and displaying this station name.

CONSTITUTION: Receivable broadcasting frequency data and data of broadcasting station names corresponding to broadcasting frequencies are divided by preliminarily divided regions and are stored in a memory 13, and a receivable frequency is detected at a channel selecting operation time by the receiving tuning means which is provided independently of the receiving tuning means provided for listening to the radio broadcasting, and this detected receivable frequency data and broadcasting frequency data stored for every region are compared with each other in a region discriminating circuit 16, and the broadcasting station name corresponding to discriminated region data and the radio receiving frequency under listening is read out from the memory 13 on a basis of the comparison result and is displayed on a display device 15.