21555 is a postalcode and its consensus geometry is derived from figov.
{"mz:is_ceased":0,"geom:latitude":60.503157,"figov:nimi":"Taatila","wof:name":"21555","counts:names_total":0,"wof:placetype":"postalcode","wof:hierarchy":[{"continent_id":102191581,"country_id":85633143,"macroregion_id":404227405,"postalcode_id":421474381,"region_id":85683073}],"mz:is_deprecated":0,"lbl:latitude":60.504533,"geom:area":0.004229,"geom:longitude":22.794042,"wof:id":421474381,"counts:concordances_total":1,"geom:type":"MultiPolygon","wof:lastmodified":1469577631,"wof:belongsto":[102191581,85633143,85683073,404227405],"wof:concordances":{"gp:id":"12828652"},"wof:repo":"whosonfirst-data-postalcode-fi","src:geom":"figov","wof:country":"FI","counts:names_preferred":0,"gp:parent_id":"12590955","wof:tags":[],"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"FI","counts:names_languages":0,"geom:bbox":"22.7260083499,60.4794987505,22.8667094453,60.5250805157","src:lbl:centroid":"mapshaper","wof:superseded_by":[],"wof:supersedes":[],"lbl:longitude":22.794055,"wof:geomhash":"cfccfaa056e710941242967a015604cc","wof:parent_id":85683073,"wof:placetype_names":["postalcode"],"mz:hierarchy_label":1,"wof:placetype_id":470996387,"edtf:cessation":"uuuu"}