Patent ID: 9338637
Filing Date: 2016-05-10
CPC Classification: H04W

Claim Text:
1. A method comprising: determining, by a user terminal, that the user terminal is currently located in a visited network; initiating, by the user terminal, a transmission of a set-up message from the user terminal to a home network of the user terminal, a gateway between the visited network and the home network, or a combination thereof; receiving, at the user terminal, a plurality of local dial-in numbers of one or more visited networks including the visited network; determining, by the user terminal without user intervention, at least one of the local dial-in numbers for the visited network corresponding to one or more contact phone numbers stored in the user terminal as a location dependent routing number; and upon detecting an incoming or outgoing call request associated with the one or more contact phone numbers, receiving an incoming call or making an outgoing call, by the user terminal without user intervention, by initiating a connection to the one or more contact phone numbers via the visited network using the location dependent routing number.