49709 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":45.015237,"wof:name":"49709","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102083127,"localadmin_id":404507883,"postalcode_id":554725243,"region_id":85688599}],"mz:is_deprecated":0,"lbl:latitude":45.018684,"geom:area":0.068757,"geom:longitude":-84.158454,"wof:id":554725243,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611183260,"wof:belongsto":[102191575,85633793,102083127,404507883,85688599],"wof:concordances":{"gp:id":"12779494"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12588773","geom:area_square_m":6.01016934254409E8,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-84.354971,44.854839,-83.983307,45.198802","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-84.144487,"wof:geomhash":"87c96890a0f3985d70daab4478c9779a","wof:parent_id":404507883,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Atlanta"}