83201 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":42.889395,"wof:name":"83201","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102086113,"postalcode_id":554749165,"region_id":85688657}],"mz:is_deprecated":0,"lbl:latitude":42.904916,"geom:area":0.010106,"geom:longitude":-112.384609,"wof:id":554749165,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611183567,"wof:belongsto":[102191575,85633793,102086113,85688657],"wof:concordances":{"gp:id":"12793706"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"geom:area_square_m":9.1557283272457E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-112.495854,42.847382,-112.300302,42.921986","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-112.380093,"wof:geomhash":"4231c4497220d1f7198ab32385797cfd","wof:parent_id":102086113,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Pocatello"}