98278 is a postalcode and its consensus geometry is derived from uszcta.
{"mz:is_ceased":0,"geom:latitude":48.340204,"wof:name":"98278","counts:names_total":0,"wof:placetype":"postalcode","mz:is_current":1,"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102087543,"locality_id":101730877,"postalcode_id":554755605,"region_id":85688623}],"mz:is_deprecated":0,"lbl:latitude":48.339706,"geom:area":0.002103,"geom:longitude":-122.669508,"wof:id":554755605,"counts:concordances_total":1,"geom:type":"Polygon","wof:lastmodified":1611182573,"wof:belongsto":[102191575,85633793,102087543,101730877,85688623],"wof:concordances":{"gp:id":"12799062"},"wof:repo":"whosonfirst-data-postalcode-us","src:geom":"uszcta","wof:country":"US","counts:names_preferred":0,"geom:area_square_m":1.7288253519212E7,"wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","counts:names_languages":0,"geom:bbox":"-122.727499,48.307583,-122.617555,48.370183","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":-122.671656,"wof:geomhash":"10e92caef0086ef06c921c3069170ca4","wof:parent_id":101730877,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu","mz:postal_locality":"Oak Harbor"}