Largest cities are Varna (360,000 - city proper; 500,000 - metro area), Dobrich (105,000 - city; 115,000 - agglomeration), Shumen (95,000), Silistra (42,000 -city; 52,000 - agglomeration). The agglomeration of Varna includes the towns of Provadya (14,000), Devnya (10,000), Aksakovo (7600 - fastest growing town in area) and others. The agglomeration of Silistra includes the largest villages in Bulgaria - Aydemir (7800) and Kalipetrovo (4700).
It is bordered on the east by the Black Sea. The Kamchia river flows through the region.