7751GL is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469694004,"geom:latitude":52.68951,"wof:name":"7751GL","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":404473807,"locality_id":101807277,"postalcode_id":891264531,"region_id":85687051}],"mz:is_deprecated":0,"geom:area":2.0E-6,"geom:longitude":6.751728,"wof:id":891264531,"geom:type":"Polygon","wof:lastmodified":1513282932,"clustr:alpha":0.05,"wof:belongsto":[85687051,102191581,404473807,85633337,101807277],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"geom:area_square_m":14648.66829,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"6.75062942505,52.687046051,6.75262641907,52.6908721924","clustr:count":14,"clustr:area":39.33,"clustr:density":0.36,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"25b3bdaccb0c327457a51f0ec0d4d98d","wof:parent_id":101807277,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.86,"edtf:cessation":"uuuu"}