4251XG is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469680942,"geom:latitude":51.809282,"wof:name":"4251XG","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404474453,"locality_id":101837641,"postalcode_id":890943103,"region_id":85687035}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":4.896011,"wof:id":890943103,"geom:type":"Polygon","wof:lastmodified":1469680942,"clustr:alpha":0.05,"wof:belongsto":[85687035,102191581,404474453,85633337,101837641],"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":"4.89566993713,51.8086357117,4.89633512497,51.8099708557","clustr:count":22,"clustr:area":17.24,"clustr:density":1.28,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"4e3ea02bd12bf0b185678526b1658baa","wof:parent_id":101837641,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.21,"edtf:cessation":"uuuu"}