06416 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":41.614104,"wof:name":"06416","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102086211,"localadmin_id":404496059,"postalcode_id":554699553,"region_id":85688629}],"mz:is_deprecated":0,"lbl:latitude":41.616657,"mz:postal_locality_alt":["Fairfield"],"geom:area":0.003388,"geom:longitude":-72.664203,"wof:id":554699553,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611184621,"wof:belongsto":[102191575,85633793,102086211,404496059,85688629],"wof:concordances":{"gp:id":"12760387"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"gp:parent_id":"12587794","geom:area_square_m":3.1319147453314E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-72.715924,41.573018,-72.617456,41.640199","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-72.661586,"wof:geomhash":"95a70055a79074365bbde3b668c44fc1","wof:parent_id":404496059,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Cromwell"}