8021AT is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469694929,"geom:latitude":52.514074,"wof:name":"8021AT","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404473861,"locality_id":101751861,"postalcode_id":891284533,"region_id":85687045}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":6.101679,"wof:id":891284533,"geom:type":"Polygon","wof:lastmodified":1469694929,"clustr:alpha":0.05,"wof:belongsto":[85687045,102191581,404473861,85633337,101751861],"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":"6.1012840271,52.5134849548,6.10196828842,52.5148468018","clustr:count":22,"clustr:area":4.13,"clustr:density":5.32,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"95b9fc5b18afab9d06c6a6f6298ee9d6","wof:parent_id":101751861,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.31,"edtf:cessation":"uuuu"}