4171BA is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469680742,"geom:latitude":51.824435,"wof:name":"4171BA","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404474339,"locality_id":101808647,"postalcode_id":890937875,"region_id":85687043}],"mz:is_deprecated":0,"geom:area":2.5E-5,"geom:longitude":5.131219,"wof:id":890937875,"geom:type":"Polygon","wof:lastmodified":1469680742,"clustr:alpha":0.05,"wof:belongsto":[85687043,102191581,404474339,85633337,101808647],"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":"5.12293624878,51.822971344,5.14197683334,51.8258895874","clustr:count":40,"clustr:area":508.36,"clustr:density":0.08,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"331c36810a4d1daadacf8f9746e70b9c","wof:parent_id":101808647,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":2.44,"edtf:cessation":"uuuu"}