Uzundere is a municipality and district of Erzurum Province, Turkey. Its area is 505 km, and its population is 7,625. The mayor is Muhammet …Uzundere is a municipality and district of Erzurum Province, Turkey. Its area is 505 km, and its population is 7,625. The mayor is Muhammet Halis Özsoy. Oshki, a historic Georgian Orthodox monastery from the second half of the 10th century.