2311HM is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469672683,"geom:latitude":52.156341,"wof:name":"2311HM","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":101751833,"postalcode_id":890733019,"region_id":85687041}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":4.494038,"wof:id":890733019,"geom:type":"Polygon","wof:lastmodified":1513578260,"clustr:alpha":0.05,"wof:belongsto":[102191581,101751833,85633337,85687041],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"geom:area_square_m":1660.829373,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"4.49341869354,52.156124115,4.49465751648,52.156539917","clustr:count":34,"clustr:area":5.48,"clustr:density":6.21,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"cae5996830fabea2591a98532cd5a941","wof:parent_id":101751833,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.2,"edtf:cessation":"uuuu"}