57905 is a postalcode and its consensus geometry is derived from frgov.
{"mz:is_ceased":0,"geom:latitude":49.071662,"wof:name":"57905","counts:names_total":0,"wof:placetype":"postalcode","frgov:DEP":"57","frgov:ID":"57905","frgov:_COL6":1213.264,"mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633147,"county_id":102071585,"empire_id":136253037,"localadmin_id":404392865,"macrocounty_id":404228301,"macroregion_id":1108826391,"postalcode_id":421304043,"region_id":85683271}],"mz:is_deprecated":0,"frgov:SURF":22.008151,"geom:area":0.002717,"geom:longitude":7.125541,"wof:id":421304043,"frgov:LIB":"Sarreinsming","counts:concordances_total":1,"geom:type":"MultiPolygon","wof:lastmodified":1496504895,"wof:belongsto":[85683271,102191581,85633147,404392865,404228301,1108826391,136253037,102071585],"wof:concordances":{"gp:id":"12725875"},"wof:repo":"whosonfirst-data-postalcode-fr","src:geom":"frgov","wof:country":"FR","counts:names_preferred":0,"frgov:POP2010":2945,"gp:parent_id":"12597171","geom:area_square_m":2.2009923457242E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"FR","counts:names_languages":0,"geom:bbox":"7.09149878474,49.0372170142,7.16616972299,49.1038423836","wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"7cf0c982c0050e07254f4dab0839030c","wof:parent_id":404392865,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}