55808 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":46.67677,"wof:name":"55808","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102087653,"localadmin_id":404513247,"locality_id":85968517,"postalcode_id":554783125,"region_id":85688727}],"mz:is_deprecated":0,"lbl:latitude":46.676281,"geom:area":0.004102,"geom:longitude":-92.237943,"wof:id":554783125,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611183906,"wof:belongsto":[102191575,85633793,102087653,404513247,85968517,85688727],"wof:concordances":{"gp:id":"12782094"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"geom:area_square_m":3.4802006211039E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-92.301265,46.649241,-92.175875,46.722171","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-92.241391,"wof:geomhash":"2d6885f9368c58f6d839b7795e0f2c19","wof:parent_id":85968517,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Duluth"}