OS X (Eastings) 530607 OS Y (Northings) 181525 Nat Grid TQ306815 / TQ3060781525 Nearest Post Code WC1V 7EW Lat (WGS84) N51:31:03 (51.51755563593102) Long (WGS84) W0:07:09 (-0.11904959896465048) Lat,Long (WGS84) 51.51755563593102,-0.11904959896465048 Lat (OSGB36) N51:31:01 (51.517046250625924) Long (OSGB36) W0:07:03 (-0.11744168496692065) Lat,Long (OSGB36) 51.517046250625924,-0.11744168496692065 what3words swan.words.awake Open Loc/Plus code 9C3XGV9J+29G