Methods and systems for selecting access networks are disclosed. In one aspect, a method includes receiving, from a first plurality of mobile terminals, a corresponding plurality of motion information for a corresponding plurality of connection points for one or more corresponding wireless access networks, storing the plurality of motion information in a data repository, receiving from a second plurality of mobile terminals non-overlapping with the first plurality of mobile terminals, requests for different subsets of the plurality of motion information, reading the requested motion information from the data repository in response to the requests, and transmitting the requested motion information to the requesting mobile terminals.