A method and system for providing services to a communication session anchored to a micro wireless network includes providing at a router of the micro wireless network an interface for communication with a service node of a macro wireless network that is coupled to the micro wireless network. The interface is of a same type as used by a radio access network of the macro wireless network to communicate with the service node. Information associated with the session is communicated between the interface and the service node in a format used by the service node to communicate with the radio access network of the macro wireless network. The macro network provides portability services to the session of the micro wireless network through the interface.