OS X (Eastings) 363900 OS Y (Northings) 173800 Nat Grid ST639738 / ST6390073800 Nearest Post Code BS15 1BG Lat (WGS84) N51:27:43 (51.46201404081707) Long (WGS84) W2:31:16 (-2.521022598370022) Lat,Long (WGS84) 51.46201404081707,-2.521022598370022 Lat (OSGB36) N51:27:42 (51.46153375956797) Long (OSGB36) W2:31:11 (-2.5196915768731616) Lat,Long (OSGB36) 51.46153375956797,-2.5196915768731616 what3words undulation.rear.submit Open Loc/Plus code 9C3VFF6H+RH5