6031HW is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469687440,"geom:latitude":51.289325,"wof:name":"6031HW","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404474507,"locality_id":101839269,"postalcode_id":891103957,"region_id":85687033}],"mz:is_deprecated":0,"geom:area":2.0E-6,"geom:longitude":5.738709,"wof:id":891103957,"geom:type":"Polygon","wof:lastmodified":1469687440,"clustr:alpha":0.05,"wof:belongsto":[85687033,102191581,404474507,85633337,101839269],"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":"5.73751020432,51.2885246277,5.73979187012,51.2900428772","clustr:count":48,"clustr:area":13.4,"clustr:density":3.58,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"89a010a299e4f941be370ac67b122483","wof:parent_id":101839269,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.47,"edtf:cessation":"uuuu"}