GSM Tracker

http://www.open-electronics.org/celltrack/cell.php?hex=0&mcc=452&mnc=04&lac=20131&cid=01119

(return long & late): http://www.open-electronics.org/celltrack/celltxt.php?hex=0&mcc=452&mnc=04&lac=20131&cid=01119

http://www.open-electronics.org/how-to-find-the-location-with-gsm-cells/