Patent ID: 8412149

Claim:
A method for providing contact information associated with an out of area mobile device to a reverse 911 database, the method comprising: receiving the contact information associated with a mobile device at a mobile switching center; determining whether the mobile device is within a particular wireless sub-network; responsive to the mobile device not being within the particular wireless sub-network, generating a text message for providing the contact information of the mobile device to the reverse 911 database, said text message including the contact information of the mobile device, wherein the contact information associated with the mobile device includes at least one of a mobile directory number, a mobile identification number, or a network-dialable number, each of which is associated with the mobile device; determining local reverse 911 database contact information for communicating with the reverse 911 database, wherein determining the local reverse 911 database contact information comprises determining an Internet Protocol (“IP”) address of the reverse 911 database for transmitting the text message to the reverse 911 database over an IP-based packet switching network; incorporating the local reverse 911 database contact information in the text message; and transmitting the text message to the mobile device, wherein the contact information associated with the mobile device is added to the reverse 911 database in response to the reverse 911 database receiving the text message from the mobile device.