Ali Sabieh Region,(Somali: Gobolka Cali Sabiix) is a region in southern Djibouti. Ali Sabieh is a Region in Djibouti by area, with a mainland area of 2,400 square kilometres (900 sq mi), it is larger than Andorra. It lies along the national border with Somalia and Ethiopia. Its capital is Ali Sabieh. The Arrei Mountains is the highest point in the region of Ali Sabieh.