The present invention provides a method for establishing a telecommunication connection. The method is accomplished by receiving the called party and the calling party plurality of identifying or dialing information, processing and storing identifying or dialing information in the active telephone directory, determining by data query analysis the called party and the calling party relations in the telecommunications networks, associating the relations with the networks routing information, generating dynamic calling number for the associated relations, processing and storing the dynamic calling number in the active telephone directory for routing in the telecommunication networks, and establishing a telephonic communication between the calling party and the called party using the active telephone directory dynamic calling numbers.