2181GS is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469672014,"geom:latitude":52.299091,"wof:name":"2181GS","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":101807029,"postalcode_id":890716453,"region_id":85687041}],"mz:is_deprecated":0,"geom:area":1.0E-6,"geom:longitude":4.587418,"wof:id":890716453,"geom:type":"Polygon","wof:lastmodified":1513580578,"clustr:alpha":0.05,"wof:belongsto":[102191581,101807029,85633337,85687041],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"geom:area_square_m":5590.952399,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"4.58650398254,52.2984390259,4.58814001083,52.2996482849","clustr:count":13,"clustr:area":80.65,"clustr:density":0.16,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"005b64d2b4445a1360e4ab9501b0cba3","wof:parent_id":101807029,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.32,"edtf:cessation":"uuuu"}