6605ND is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469689619,"geom:latitude":51.799314,"wof:name":"6605ND","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404473953,"locality_id":101754761,"postalcode_id":891156617,"region_id":85687043}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":5.72108,"wof:id":891156617,"geom:type":"Polygon","wof:lastmodified":1469689619,"clustr:alpha":0.05,"wof:belongsto":[85687043,102191581,404473953,85633337,101754761],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"5.72075366974,51.7992210388,5.72138977051,51.7994117737","clustr:count":10,"clustr:area":63.2,"clustr:density":0.16,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"d13514a0c216aeb73e611dbbbc7357ae","wof:parent_id":101754761,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.06,"edtf:cessation":"uuuu"}