53092 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":43.221207,"wof:name":"53092","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102081873,"localadmin_id":404491939,"locality_id":101732545,"postalcode_id":554727575,"region_id":85688517}],"mz:is_deprecated":0,"lbl:latitude":43.214964,"mz:postal_locality_alt":["Thiensville"],"geom:area":0.006334,"geom:longitude":-87.950732,"wof:id":554727575,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611185510,"wof:belongsto":[102191575,85633793,102081873,404491939,101732545,85688517],"wof:concordances":{"gp:id":"12780826"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12590579","geom:area_square_m":5.7071010502235E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-88.003814,43.192013,-87.886186,43.25839","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-87.951218,"wof:geomhash":"ae0b6d757eed1f19a08675ba06379006","wof:parent_id":101732545,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Mequon"}