1657AT is a postalcode and its consensus geometry is derived from oa.
{"mz:is_ceased":0,"wof:created":1469669652,"geom:latitude":52.728356,"wof:name":"1657AT","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":404474097,"locality_id":101807323,"postalcode_id":890664443,"region_id":85687053}],"mz:is_deprecated":0,"geom:area":1.0E-6,"geom:longitude":5.019122,"wof:id":890664443,"geom:type":"Polygon","wof:lastmodified":1513450836,"clustr:alpha":0.05,"wof:belongsto":[85687053,102191581,404474097,85633337,101807323],"mz:is_clustr":1,"wof:repo":"whosonfirst-data-postalcode-nl","src:geom":"oa","wof:country":"NL","counts:names_preferred":0,"geom:area_square_m":7446.65136,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"NL","counts:names_languages":0,"geom:bbox":"5.01838636398,52.7277603149,5.01989269257,52.7290267944","clustr:count":38,"clustr:area":12.89,"clustr:density":2.95,"wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"59623a4608857be73cb82825c9217f55","wof:parent_id":101807323,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"clustr:perimeter":0.35,"edtf:cessation":"uuuu"}