28616 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":36.023071,"wof:name":"28616","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102087789,"postalcode_id":554768953,"region_id":85688773}],"mz:is_deprecated":0,"lbl:latitude":36.023071,"geom:area":6.99E-4,"geom:longitude":-81.920191,"wof:id":554768953,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611184583,"wof:belongsto":[102191575,85633793,102087789,85688773],"wof:concordances":{"gp:id":"12769775"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12589379","geom:area_square_m":6992817.665263,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-81.938742,36.003261,-81.907025,36.045392","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-81.920191,"wof:geomhash":"e4f05f18fc86fa0e54fd13cacfbc90a6","wof:parent_id":102087789,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Crossnore"}