There are provided a character entry apparatus and a character entry method using numeric keys, the character entry apparatus including: a number input section having ten numeric keys of 0 to 9 for entry of a number set corresponding to a desired character; a display for displaying the character corresponding to the number set; and a controller for storing a character input table providing an arrangement of a plurality of characters each corresponding to a number set and when a number set is input through the number input section, controlling to display the corresponding character arranged in the character input table and associated with the number set through the display, the number set being formed to include a first number selected from a first number group having a plurality of numbers and a second number selected from a second number group having a plurality of numbers arranged independent of the first number group. The character entry apparatus and method may enhance the character input speed and simplify the character entry procedure.