57255 is a postalcode and its consensus geometry is derived from frgov.
{"mz:is_ceased":0,"geom:latitude":49.191427,"wof:name":"57255","counts:names_total":0,"wof:placetype":"postalcode","frgov:DEP":"57","frgov:ID":"57255","frgov:_COL6":1587.74,"mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633147,"county_id":102071505,"empire_id":136253037,"localadmin_id":404403559,"locality_id":101761333,"macrocounty_id":404228321,"macroregion_id":1108826391,"postalcode_id":421303863,"region_id":85683271}],"mz:is_deprecated":0,"frgov:SURF":10.063761,"geom:area":0.001245,"geom:longitude":6.007217,"wof:id":421303863,"frgov:LIB":"Sainte-Marie-aux-Chnes","counts:concordances_total":1,"geom:type":"MultiPolygon","wof:lastmodified":1496504899,"wof:belongsto":[85683271,102191581,404228321,404403559,85633147,1108826391,101761333,136253037,102071505],"wof:concordances":{"gp:id":"12725795"},"wof:repo":"whosonfirst-data-postalcode-fr","src:geom":"frgov","wof:country":"FR","counts:names_preferred":0,"frgov:POP2010":3795,"gp:parent_id":"12671430","geom:area_square_m":1.0064492094636E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"FR","counts:names_languages":0,"geom:bbox":"5.97854661987,49.1674857825,6.03858756996,49.2096164577","wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"24828f2e4c98c8aeee4b8fbd0fc586c8","wof:parent_id":101761333,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}