‘199’ Unique Number is a national phone service that enables a company (either single site or multi site) to receive calls originating from all the national territory by using a non-geographic numbering, charging the caller its whole cost. Intelligent network functionalities enable to route call to one or more geographic numbers, according to a configuration that can be managed directly on line. Functionalities of intelligent network allow to rout geographic calls to one or more numbers; features can be easily configured and managed.