6101AZ is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469687693,"geom:latitude":51.110685,"wof:name":"6101AZ","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":404474627,"locality_id":101839233,"postalcode_id":891111219,"region_id":85687033}],"mz:is_deprecated":0,"geom:area":1.0E-6,"geom:longitude":5.86887,"wof:id":891111219,"geom:type":"Polygon","wof:lastmodified":1513403150,"clustr:alpha":0.05,"wof:belongsto":[85687033,102191581,404474627,85633337,101839233],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"geom:area_square_m":6981.102479,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"5.86812353134,51.109790802,5.86929559708,51.1118087769","clustr:count":16,"clustr:area":67.83,"clustr:density":0.24,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"ec544017b5f706925ea7510f2353c61e","wof:parent_id":101839233,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.34,"edtf:cessation":"uuuu"}