OS X (Eastings) 535124 OS Y (Northings) 179757 Nat Grid TQ351797 / TQ3512479757 Nearest Post Code SE16 4JB Lat (WGS84) N51:30:02 (51.5006065187921) Long (WGS84) W0:03:17 (-0.054666056316475434) Lat,Long (WGS84) 51.5006065187921,-0.054666056316475434 Lat (OSGB36) N51:30:00 (51.50009414074615) Long (OSGB36) W0:03:11 (-0.05305151314314549) Lat,Long (OSGB36) 51.50009414074615,-0.05305151314314549 what3words monks.zebra.reader Open Loc/Plus code 9C3XGW2W+64W