3438AK is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469677799,"geom:latitude":52.039306,"wof:name":"3438AK","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":-1,"mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"locality_id":101751825,"postalcode_id":890867643,"region_id":85687039}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":5.095911,"wof:id":890867643,"geom:type":"Polygon","wof:lastmodified":1513619831,"clustr:alpha":0.05,"wof:belongsto":[102191581,101751825,85633337,85687039],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"geom:area_square_m":1815.850254,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"5.0954580307,52.0388031006,5.0964884758,52.040058136","clustr:count":7,"clustr:area":29.26,"clustr:density":0.24,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"3af0131373c80c83019f9e7420843602","wof:parent_id":101751825,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.29,"edtf:cessation":"uuuu"}