43770 is a postalcode and its consensus geometry is derived from frgov.
{"mz:is_ceased":0,"geom:latitude":45.06102,"wof:name":"43770","counts:names_total":0,"wof:placetype":"postalcode","frgov:DEP":"43","frgov:ID":"43770","frgov:_COL6":1192.98,"mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633147,"county_id":102067819,"empire_id":136253037,"localadmin_id":404352519,"locality_id":101830497,"macrocounty_id":404227891,"macroregion_id":1108826389,"postalcode_id":421302187,"region_id":85683413}],"mz:is_deprecated":0,"frgov:SURF":2.456476,"geom:area":2.81E-4,"geom:longitude":3.901054,"wof:id":421302187,"frgov:LIB":"Chadrac","counts:concordances_total":1,"geom:type":"MultiPolygon","wof:lastmodified":1496508147,"wof:belongsto":[85683413,102191581,404227891,404352519,85633147,1108826389,101830497,136253037,102067819],"wof:concordances":{"gp:id":"12725054"},"wof:repo":"whosonfirst-data-postalcode-fr","src:geom":"frgov","wof:country":"FR","counts:names_preferred":0,"frgov:POP2010":2671,"gp:parent_id":"22754936","geom:area_square_m":2456644.770268,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"FR","counts:names_languages":0,"geom:bbox":"3.89119423629,45.0506061305,3.91401119947,45.0700001717","wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"45a1f1e92c6727cd0b5c956a44a6effc","wof:parent_id":101830497,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}