42037 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":37.172781,"wof:name":"42037","counts:names_total":0,"wof:placetype":"postalcode","wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102085451,"postalcode_id":554770049,"region_id":85688641}],"mz:is_deprecated":0,"lbl:latitude":37.172781,"geom:area":2.68E-4,"geom:longitude":-88.187707,"wof:id":554770049,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1480805437,"wof:belongsto":[102191575,85633793,85688641,102085451],"wof:concordances":{"gp:id":"12775806"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12588503","geom:area_square_m":2643296.900922,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-88.198948,37.158422,-88.17795,37.186078","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-88.187707,"wof:geomhash":"6525cffecfde277b67015e0468d7fd03","wof:parent_id":102085451,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}