52161 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":43.129548,"wof:name":"52161","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102086637,"postalcode_id":554726927,"region_id":85688713}],"mz:is_deprecated":0,"lbl:latitude":43.12953,"geom:area":0.015521,"geom:longitude":-91.757112,"wof:id":554726927,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611184897,"wof:belongsto":[102191575,85633793,102086637,85688713],"wof:concordances":{"gp:id":"12780476"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12588367","geom:area_square_m":1.40063621961257E8,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-91.844884,43.029638,-91.659121,43.20834","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-91.757125,"wof:geomhash":"d9966c9b70a37351e905d27dd6af2ba0","wof:parent_id":102086637,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Ossian"}