12821 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":43.458695,"wof:name":"12821","counts:names_total":0,"wof:placetype":"postalcode","wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102083153,"localadmin_id":404523339,"postalcode_id":554701777,"region_id":85688543}],"mz:is_deprecated":0,"lbl:latitude":43.453564,"geom:area":0.001616,"geom:longitude":-73.412883,"wof:id":554701777,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1480835109,"wof:belongsto":[85688543,102191575,404523339,85633793,102083153],"wof:concordances":{"gp:id":"12762478"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12589369","geom:area_square_m":1.4502681052526E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-73.446981,43.437121,-73.368613,43.477309","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-73.415995,"wof:geomhash":"69520783bb01f396f39c5a93bfa556ed","wof:parent_id":404523339,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}