Hanoi capital Area: 921 sq. km
Population: 3,145,200 habitants (2005).
– Districts: Hoan Kiem, Ba Dinh, Dong Da, Hai Ba Trung, Tay Ho, Thanh Xuan, Cau Giay, Long Bien, Hoang Mai.
- Rural districts: Dong Anh, Soc Son, Thanh Tri, Tu Liem, Gia Lam.