KT15 1DX is a postalcode and its consensus geometry is derived from os.
{"os:positional_quality_indicator":"1","mz:is_ceased":0,"wof:created":1468885109,"date:inception_upper":"2012-07-01","geom:latitude":51.359393,"wof:name":"KT15 1DX","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633159,"empire_id":136253055,"postalcode_id":874472501,"postalregion_id":1864208099}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":-0.508271,"date:inception_inner_start":1341100800,"wof:id":874472501,"os:county_code":"E10000030","date:inception_inner_end":1341187199,"geom:type":"Point","wof:lastmodified":1709396209,"date:inception_outer_end":1341187199,"wof:belongsto":[85633159,102191581,136253055,1864208099],"wof:repo":"whosonfirst-data-postalcode-gb","date:inception_lower":"2012-07-01","src:geom":"os","wof:country":"GB","counts:names_preferred":0,"os:region_code":"E12000008","wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"2012-07-01","iso:country":"GB","counts:names_languages":0,"geom:bbox":"-0.508271,51.359393,-0.508271,51.359393","os:country_code":"E92000001","date:inception_outer_start":1341100800,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"d581dda890ab3bdfc67cff353efb5768","wof:parent_id":1864208099,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"","os:district_code":"E07000212"}