1. A system for informing a user of DTMF codes for numbers associated with letters on a mobile communication device that is in phone mode comprising: a keypad comprising a plurality of keys having an array of alphabetic characters that is not arranged in an ITU Standard E.161 phone keypad arrangement, and an array of numbers that is arranged in an ITU Standard E.161 arrangement; a display for displaying information; and a processor for communicating inputs from the keypad to the display, wherein the processor is operable to cause the display to present both the number and letter corresponding to a telephone number on the display.