6627AM is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469689680,"geom:latitude":51.823904,"wof:name":"6627AM","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191581,"country_id":85633337,"localadmin_id":404474305,"locality_id":101808633,"postalcode_id":891157665,"region_id":85687043}],"mz:is_deprecated":0,"geom:area":1.0E-6,"geom:longitude":5.538098,"wof:id":891157665,"geom:type":"Polygon","wof:lastmodified":1469689680,"clustr:alpha":0.05,"wof:belongsto":[85687043,102191581,404474305,85633337,101808633],"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":"5.53735542297,51.8229179382,5.53864908218,51.8249740601","clustr:count":11,"clustr:area":5.7,"clustr:density":1.93,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"2639f0571ce280d763609e6fcdf51bc9","wof:parent_id":101808633,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.5,"edtf:cessation":"uuuu"}