6758 is a postalcode and its consensus geometry is derived from ausstat.
{"mz:is_ceased":0,"geom:latitude":-21.890062,"wof:name":"6758","counts:names_total":0,"wof:placetype":"postalcode","mz:is_approximate":1,"wof:hierarchy":[{"continent_id":102191583,"country_id":85632793,"county_id":102049187,"localadmin_id":404548031,"locality_id":101937621,"postalcode_id":504782999,"region_id":85681439}],"mz:is_deprecated":0,"ausstat:POA_CODE":"6758","geom:area":5.0E-5,"geom:longitude":120.106855,"wof:id":504782999,"ausstat:POA_NAME":"6758","counts:concordances_total":1,"geom:type":"MultiPolygon","wof:lastmodified":1480888268,"ausstat:SQKM":0.577645,"wof:belongsto":[85681439,102191583,404548031,85632793,101937621,102049187],"wof:concordances":{"gp:id":"12709237"},"wof:repo":"whosonfirst-data-postalcode-au","src:geom":"ausstat","wof:country":"AU","counts:names_preferred":0,"gp:parent_id":"55864370","geom:area_square_m":579199.781718,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"AU","counts:names_languages":0,"geom:bbox":"120.101847712,-21.895766361,120.114265184,-21.8852347365","wof:superseded_by":[],"wof:supersedes":[],"wof:geomhash":"b4865ab507126748d3a5d15b6eb3b7aa","wof:parent_id":101937621,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}