5624KM is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469685874,"geom:latitude":51.468377,"wof:name":"5624KM","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":101751819,"postalcode_id":891063709,"region_id":85687035}],"mz:is_deprecated":0,"geom:area":0,"geom:longitude":5.461906,"wof:id":891063709,"geom:type":"Polygon","wof:lastmodified":1513430203,"clustr:alpha":0.05,"wof:belongsto":[102191581,101751819,85633337,85687035],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"geom:area_square_m":1618.120173,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"5.46145248413,51.4679985046,5.46228933334,51.4689216614","clustr:count":16,"clustr:area":60.1,"clustr:density":0.27,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"a1a2e8dc3bd0ececba14af015c947561","wof:parent_id":101751819,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.19,"edtf:cessation":"uuuu"}