Yarmouth is a locality and its consensus geometry is derived from whosonfirst.
{"name:ell_x_preferred":["Γιάρμουθ"],"geom:latitude":43.788295,"name:ben_x_preferred":["ইয়ারমাউথ"],"wof:name":"Yarmouth","counts:names_total":10,"mz:is_current":1,"name:vie_x_preferred":["Yarmouth"],"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102087463,"localadmin_id":404475445,"locality_id":1729435593,"region_id":85688769}],"mz:min_zoom":30,"lbl:latitude":43.77093,"geom:area":0.004311,"name:hun_x_preferred":["Yarmouth"],"geom:type":"Polygon","wof:lastmodified":1636498841,"wof:belongsto":[85688769,102191575,404475445,85633793,102087463],"mps:latitude":43.77093,"name:ind_x_preferred":["Yarmouth"],"wof:repo":"whosonfirst-data-admin-us","wof:country":"US","counts:names_preferred":10,"geom:area_square_m":3.84812578916E7,"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","geom:bbox":"-70.221801,43.738269,-70.083982,43.842932","name:eng_x_preferred":["Yarmouth"],"name:hin_x_preferred":["यारमाउथ"],"src:lbl_centroid":"mapshaper","wof:superseded_by":[],"wof:geomhash":"d24f0f194d44e8fdaed25a68d5c6985e","wof:placetype_id":102312317,"wof:statistical_gore":1,"mz:is_ceased":0,"wof:placetype":"locality","mz:is_deprecated":0,"geom:longitude":-70.153227,"wof:id":1729435593,"name:zho_tw_x_preferred":["雅茅斯"],"name:zho_cn_x_preferred":["雅茅斯"],"src:geom":"whosonfirst","wof:tags":[],"src:geom_via":"uscensus","counts:names_languages":10,"name:tur_x_preferred":["Yarmouth"],"mps:longitude":-70.163217,"wof:supersedes":[],"lbl:longitude":-70.163217,"wof:parent_id":404475445,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"edtf:cessation":"uuuu"}