 <p>Getting co-ordinates for a polygon would require GIS files and a GIS software like MapInfo to read. </p> <p>My advice would be visit this site;</p> <p><a href="http://bbs.keyhole.com/ubb/ubbthreads.php?ubb=showthreaded&amp;Number=332073" rel="nofollow">http://bbs.keyhole.com/ubb/ubbthreads.php?ubb=showthreaded&amp;Number=332073</a></p> <p>Download the KML file which has the district boundaries of UK counties and then use it in either google earth or fusion tables.</p> <p>Finding out what your using these for may help get a better answer...</p>