To provide a password number inputting device capable of improving safety by preventing the password number from being stolen by a third person.

This device is provided with a card reading part for reading numbers written in a card, an operator to be artificially operated and displaced at plural positions, a displacement detector for detecting the displaced position of the operator, a display part for displaying the numbers corresponding to the detected value of the displacement detector, a first operation switch to be operated when the input of digits to be inputted is completed, a digit input display part for clarifying ?the operated digits of the first operation switch, and a second operation switch to be operated when the input of all the digits of the numbers is completed. When the second operation switch is operated, the numbers read by the card reading part are collated with the numbers inputted at that time.