OS X (Eastings) 381225 OS Y (Northings) 404152 Nat Grid SD812041 / SD8122504152 Nearest Post Code M25 1GJ Lat (WGS84) N53:32:01 (53.533681924503426) Long (WGS84) W2:17:05 (-2.284730559362156) Lat,Long (WGS84) 53.533681924503426,-2.284730559362156 Lat (OSGB36) N53:32:00 (53.53344056841267) Long (OSGB36) W2:16:60 (-2.283294306962868) Lat,Long (OSGB36) 53.53344056841267,-2.283294306962868 what3words castle.chain.vines Open Loc/Plus code 9C5VGPM8+F4C