28160 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":35.361007,"wof:name":"28160","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102087701,"locality_id":85981287,"postalcode_id":554711189,"region_id":85688773}],"mz:is_deprecated":0,"lbl:latitude":35.361006,"geom:area":0.001441,"geom:longitude":-81.922332,"wof:id":554711189,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611185317,"wof:belongsto":[102191575,85633793,102087701,85981287,85688773],"wof:concordances":{"gp:id":"12769455"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12589454","geom:area_square_m":1.45339684602E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-81.949456,35.334499,-81.897483,35.384243","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-81.922332,"wof:geomhash":"b9159a157b1e0e510ad81d5a73591152","wof:parent_id":85981287,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Spindale"}