6603LE is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469689600,"geom:latitude":51.785276,"wof:name":"6603LE","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":-1,"mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404473953,"locality_id":101754751,"postalcode_id":891156075,"region_id":85687043}],"mz:is_deprecated":0,"geom:area":5.0E-6,"geom:longitude":5.735972,"wof:id":891156075,"geom:type":"Polygon","wof:lastmodified":1513366058,"clustr:alpha":0.05,"wof:belongsto":[85687043,102191581,404473953,85633337,101754751],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"geom:area_square_m":36455.574155,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"5.73008680344,51.7832832336,5.7402715683,51.7875556946","clustr:count":6,"clustr:area":300.68,"clustr:density":0.02,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"400fb889a8910d427a8dc098fe2c7ff8","wof:parent_id":101754751,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":1.51,"edtf:cessation":"uuuu"}