A system for utilizing a location-based application across a plurality of networks. A target mobile device operates within a target network of the plurality of networks. A requesting device operates within a requesting network of the plurality of networks. The requesting device transmits a location request for a location of the target mobile device utilizing a location-based service application. A gateway operatively communicates with the requesting network and target network. The gateway receives the location request and determines the target network and communication and location technologies utilized by the target network and transmits the request to the target network utilizing the communication location technology for extraction of the location information. The gateway extracts the location information of the target mobile device and transmits the location of the target mobile device to the requesting device for use with the location-based service application.