46229 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":39.788592,"wof:name":"46229","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102087201,"localadmin_id":404502029,"locality_id":85942569,"postalcode_id":554722609,"region_id":85688709}],"mz:is_deprecated":0,"lbl:latitude":39.788471,"mz:postal_locality_alt":["Cumberland"],"geom:area":0.002969,"geom:longitude":-85.977943,"wof:id":554722609,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611183245,"wof:belongsto":[102191575,85633793,102087201,404502029,85942569,85688709],"wof:concordances":{"gp:id":"12777670"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"geom:area_square_m":2.8205479787663E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-86.009756,39.758366,-85.932535,39.816388","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-85.977062,"wof:geomhash":"8d3574f6cb214afea6579d21635e271b","wof:parent_id":85942569,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Indianapolis"}