94587 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":37.603151,"wof:name":"94587","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102086959,"locality_id":85921863,"postalcode_id":554753195,"region_id":85688637}],"mz:is_deprecated":0,"lbl:latitude":37.603156,"geom:area":0.005212,"geom:longitude":-122.018626,"wof:id":554753195,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611182927,"wof:belongsto":[102191575,85633793,102086959,85921863,85688637],"wof:concordances":{"gp:id":"12797377"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12587670","geom:area_square_m":5.105397328271E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-122.096567,37.561391,-121.940942,37.635832","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-122.018638,"wof:geomhash":"dc4552c666d65a8f19d0df3588eced10","wof:parent_id":85921863,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Union City"}