Patent ID: 8676232

Claim:
A system for locating a mobile device user, comprising: a memory, housed within a mobile device, for storing a contact list comprising records for a plurality of contacts, each record comprising a name of a contact, and a list of at least one location entry, each location entry comprising (a) a name of a location associated with the contact, (b) a phone number at the location, (c) geographic coordinates of the location, and (d) an extent of the location; and a locator for receiving as input the name of a designated contact in the contact list, for obtaining current geographic coordinates of the designated contact's mobile device, the designated contact's mobile device being currently located remote from the locator, for comparing extents of locations in the contact list with the current geographic coordinates of the designated contact's mobile device, and for generating as output, based on the comparing, at least one proximal entity, each proximal entity comprising the name of a contact, other than the designated contact, and the name of a location associated with the contact, the location being currently close to the designated contact's mobile device.