OS X (Eastings) 331596 OS Y (Northings) 435100 Nat Grid SD315351 / SD3159635100 Nearest Post Code FY1 5PP Lat (WGS84) N53:48:28 (53.80767353042253) Long (WGS84) W3:02:25 (-3.040232443845091) Lat,Long (WGS84) 53.80767353042253,-3.040232443845091 Lat (OSGB36) N53:48:27 (53.80747490713678) Long (OSGB36) W3:02:20 (-3.0388768313994685) Lat,Long (OSGB36) 53.80747490713678,-3.0388768313994685 what3words twins.cost.secure Open Loc/Plus code 9C5RRX55+3W6