"Etxebarri(a)" variants hail from Biscay, most of northern Álava, and western Gipuzkoa, while the "Etxeberri(a)" ("Echeberri(a)", "Echeberry(a)") are based in the eastern tip of Álava, rest of Gipuzkoa, Navarre, and French Basque Country.The termination "–a" stands for the article, 'the', sometimes missing.