54865 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":46.746654,"wof:name":"54865","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102081781,"localadmin_id":404492837,"postalcode_id":554783097,"region_id":85688517}],"mz:is_deprecated":0,"lbl:latitude":46.739717,"geom:area":0.018763,"geom:longitude":-91.379262,"wof:id":554783097,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611183883,"wof:belongsto":[102191575,85633793,102081781,404492837,85688517],"wof:concordances":{"gp:id":"12781576"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12590537","geom:area_square_m":1.58981197457377E8,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-91.552165,46.684705,-91.238434,46.821817","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-91.374991,"wof:geomhash":"a71f0e93965d21a09bf96ac60a7e4256","wof:parent_id":404492837,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Port Wing"}