51459 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":42.045221,"wof:name":"51459","counts:names_total":0,"wof:placetype":"postalcode","wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102086569,"locality_id":85943553,"postalcode_id":554778185,"region_id":85688713}],"mz:is_deprecated":0,"lbl:latitude":42.045221,"geom:area":1.47E-4,"geom:longitude":-94.637957,"wof:id":554778185,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1480912397,"wof:belongsto":[85688713,102191575,85633793,85943553,102086569],"wof:concordances":{"gp:id":"12780319"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12588308","geom:area_square_m":1353948.252544,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-94.64848,42.039265,-94.62909,42.049171","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-94.637957,"wof:geomhash":"9d6a079f2b14caa19e50dee9b58b7d56","wof:parent_id":85943553,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}