An end user device includes an application processor, a baseband processor, and a radio transceiver, storage accessible to the application processor, and computer executable instructions, embedded in the storage, for a user agent application. The user agent application includes instructions for transmitting a directory server inquiry in response to entry of a numeric sequence followed by a data termination sequence, wherein the directory server inquiry is indicative of the numeric sequence and the numeric sequence is associated with a targeted entity. The instructions further include instructions for receiving information indicative of at least one service associated with the targeted entity in response to the directory server inquiry and generating a display indicating the associated service or services when the mobile device includes a suitable display.