An embodiment of the present invention provides a method, comprising retrieving a first network scan while connected to a second network access point (AP), without actually accessing the air, by the AP sending a message to “Get first network base station (BS) list” to devices in communication with the AP and operable to communicate in the first and the second networks, merging by the AP all answers from the devices to provide a list of all base stations (BS's) in the AP's vicinity, and querying the AP by other devices for the network BS list.