To provide a telephone advertisement providing method to a new telephone card user, a processing program for making a computer execute this method, a recording medium for recording the processing program, and a telephone advertisement providing system capable of giving merits to both an advertisement provider and a target person.

This method for providing telephone advertisements comprises (steps 1 to 11) for selecting and providing telephone advertisements corresponding to a caller who uses a prepaid telephone card for managing card information such as a card number and available communication change by a telephone network side communication system; and a (step 15) for adding designated available call frequency corresponding to the telephone advertisements provided by the advertisement provider to the telephone card.