43221 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":40.022643,"wof:name":"43221","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102080969,"localadmin_id":404524651,"locality_id":101712425,"postalcode_id":554720423,"region_id":85688485}],"mz:is_deprecated":0,"lbl:latitude":40.023111,"mz:postal_locality_alt":["Upper Arlington"],"geom:area":0.002643,"geom:longitude":-83.077659,"wof:id":554720423,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611185457,"wof:belongsto":[102191575,85633793,102080969,404524651,101712425,85688485],"wof:concordances":{"gp:id":"12776214"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"geom:area_square_m":2.5025164372162E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-83.132368,39.991263,-83.029659,40.068158","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-83.076127,"wof:geomhash":"a010c05d7719da145734f3270747edfd","wof:parent_id":101712425,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Columbus"}