6674 is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"geom:latitude":51.913709,"wof:name":"6674","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":-1,"mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404474651,"locality_id":101808581,"postalcode_id":538956015,"region_id":85687043}],"mz:is_deprecated":0,"geom:area":0.00119,"geom:longitude":5.747051,"wof:id":538956015,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1513366657,"clustr:alpha":1,"wof:belongsto":[85687043,102191581,404474651,85633337,101808581],"mz:is_clustr":1,"wof:concordances":{"gp:id":"12852682"},"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"gp:parent_id":"12592348","geom:area_square_m":9074266.51825,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"5.72454595566,51.8938674927,5.76912546158,51.9363555908","wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"76471afce882913e5cc7a3142536103b","wof:parent_id":101808581,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}