01608 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":42.26198,"wof:name":"01608","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102084655,"localadmin_id":404476639,"locality_id":85950375,"postalcode_id":554697175,"region_id":85688645}],"mz:is_deprecated":0,"lbl:latitude":42.26198,"geom:area":1.26E-4,"geom:longitude":-71.801461,"wof:id":554697175,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611184649,"wof:belongsto":[102191575,85633793,102084655,404476639,85950375,85688645],"wof:concordances":{"gp:id":"12758531"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"geom:area_square_m":1157348.171986,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-71.812758,42.252082,-71.793336,42.271812","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-71.801462,"wof:geomhash":"56df8c64642443a06aa2ab9214eea089","wof:parent_id":85950375,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Worcester"}