1. A method to determine information about a wireless access point, the method comprising: communicating between a server and one or more mobile stations through one or more first wireless access points of a first wireless network for location determination of the one or more mobile stations; collecting data specifying a plurality of locations at which wireless signals transmitted from a second wireless access point of a second wireless network are received by the one or more mobile stations wherein the second wireless network is different than the first wireless network; and determining location information about the second wireless access point from the data.