59320 is a postalcode and its consensus geometry is derived from frgov.
{"mz:is_ceased":0,"geom:latitude":50.620757,"wof:name":"59320","counts:names_total":0,"wof:placetype":"postalcode","frgov:DEP":"59","frgov:ID":"59320","frgov:_COL6":11477.96,"mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633147,"county_id":102071861,"empire_id":136253037,"localadmin_id":404415327,"macrocounty_id":404228283,"macroregion_id":1108826399,"postalcode_id":421304563,"region_id":85683445}],"mz:is_deprecated":0,"frgov:SURF":41.307743,"geom:area":0.005266,"geom:longitude":2.95106,"wof:id":421304563,"frgov:LIB":"Haubourdin","counts:concordances_total":1,"geom:type":"MultiPolygon","wof:lastmodified":1496505588,"wof:belongsto":[85683445,102191581,85633147,404415327,404228283,1108826399,136253037,102071861],"wof:concordances":{"gp:id":"12726106"},"wof:repo":"whosonfirst-data-postalcode-fr","src:geom":"frgov","wof:country":"FR","counts:names_preferred":0,"frgov:POP2010":29973,"gp:parent_id":"12597175","geom:area_square_m":4.1310616349826E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"FR","counts:names_languages":0,"geom:bbox":"2.87527746828,50.5783664601,3.02795764269,50.6589008513","wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"f4a86503280d4a893a5c8685e497b345","wof:parent_id":404415327,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}