A keyboard includes a plurality of keys each of which is associated with indicia corresponding to at least one of alphabetic characters, numbers, or commands. The keys of the plurality of keys associated with alphabetic characters number fewer than 26 and greater than nine. No more than two alphabetic characters are associated with each of the keys associated with alphabetic characters. At least one of the keys associated with alphabetic characters is associated with two alphabetic characters and at least one number. The numbers are arranged and displayed in the format of a phone keypad and the letters are arranged and displayed in a keyboard layout.