52657 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":40.767832,"wof:name":"52657","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102086651,"locality_id":85944805,"postalcode_id":554773697,"region_id":85688713}],"mz:is_deprecated":0,"lbl:latitude":40.767833,"mz:postal_locality_alt":["St Paul"],"geom:area":5.3E-5,"geom:longitude":-91.51882,"wof:id":554773697,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611185148,"wof:belongsto":[102191575,85633793,102086651,85944805,85688713],"wof:concordances":{"gp:id":"12780691"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12588327","geom:area_square_m":494281.113591,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-91.521696,40.762346,-91.516379,40.773312","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-91.518819,"wof:geomhash":"6cb8bd44dfb45092c6e035da125fb468","wof:parent_id":85944805,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Pilot Grove"}