54240 is a postalcode and its consensus geometry is derived from frgov.
{"mz:is_ceased":0,"geom:latitude":49.232025,"wof:name":"54240","counts:names_total":0,"wof:placetype":"postalcode","frgov:DEP":"54","frgov:ID":"54240","frgov:_COL6":3204.04,"mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633147,"county_id":102065449,"empire_id":136253037,"localadmin_id":404381467,"locality_id":101828209,"macrocounty_id":404227705,"macroregion_id":1108826391,"postalcode_id":421303407,"region_id":85683343}],"mz:is_deprecated":0,"frgov:SURF":2.977337,"geom:area":3.69E-4,"geom:longitude":6.011696,"wof:id":421303407,"frgov:LIB":"Joeuf","counts:concordances_total":1,"geom:type":"MultiPolygon","wof:lastmodified":1496504890,"wof:belongsto":[85683343,102191581,404227705,404381467,85633147,1108826391,101828209,136253037,102065449],"wof:concordances":{"gp:id":"12725592"},"wof:repo":"whosonfirst-data-postalcode-fr","src:geom":"frgov","wof:country":"FR","counts:names_preferred":0,"frgov:POP2010":6829,"gp:parent_id":"12663052","geom:area_square_m":2977614.889354,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"FR","counts:names_languages":0,"geom:bbox":"5.99821588286,49.2217922183,6.03076123499,49.2424236476","wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"aac6b11c671d2018a09b00e4d6afd2b4","wof:parent_id":101828209,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}