3172AA is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469676679,"geom:latitude":51.846087,"wof:name":"3172AA","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":404474263,"locality_id":101754731,"postalcode_id":890837863,"region_id":85687041}],"mz:is_deprecated":0,"geom:area":2.5E-5,"geom:longitude":4.395297,"wof:id":890837863,"geom:type":"Polygon","wof:lastmodified":1513580169,"clustr:alpha":0.05,"wof:belongsto":[85687041,102191581,404474263,85633337,101754731],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"geom:area_square_m":192296.606847,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"4.38952207565,51.844379425,4.40187358856,51.8478393555","clustr:count":22,"clustr:area":85.15,"clustr:density":0.26,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"19f1523a4724f8c0afaaed9052e9a83d","wof:parent_id":101754731,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":1.81,"edtf:cessation":"uuuu"}