each municipality bears the same name as its administrative centre, with the exception of 7 municipalities, of which 4 are located in shirak province (ani municipality with its centre maralik, arpi municipality with its centre berdasehen, marmashen municipality with its centre mayisyan, sarapat municipality with its centre torosgyugh), 1 is located in gegharkunik province (geghamasar municipality with its centre sotk), 1 is located in syunik province (tatev municipality with its centre shinuhayr), and 1 is located in vayots dzor province (yeghegis municipality with its centre shatin).