55955 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":44.089219,"wof:name":"55955","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102087097,"localadmin_id":404513741,"postalcode_id":554729653,"region_id":85688727}],"mz:is_deprecated":0,"lbl:latitude":44.08732,"geom:area":0.009211,"geom:longitude":-92.739804,"wof:id":554729653,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611185438,"wof:belongsto":[102191575,85633793,102087097,404513741,85688727],"wof:concordances":{"gp:id":"12782143"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12588816","geom:area_square_m":8.1806353608507E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-92.808461,44.043716,-92.678059,44.13091","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-92.74087,"wof:geomhash":"3b81f2513aade69bda18b22ae1228e1c","wof:parent_id":404513741,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Mantorville"}