Abstract: Directional dialing cellular telephone protocol, for use within cellular telephone subscriber community substantially sharing data via a mutual common service provider, including: (A) in the subscriber community, user operating modified cellular telephone unit having directional antenna and software application interfaced thereto; (B) in the subscriber community, user operating modified cellular telephone unit having an omni-directional antenna and software application interfaced thereto, and the omni-directional antenna of the user unit configured to receive signals from the other user unit directional antenna; and (C) the protocol has steps of (i) pointing the directional antenna at the other unit, (ii) activating the software application and thereby sending signal from the directional antenna to the omni-directional antenna, (iii) receiving the signal at the omni-directional antenna and thereby activating the software application, and (iv) software application sending acknowledgement to other unit via mutu