Ngoc Phai commune, Phuong Vien commune to the north
Phuong Vien commune, Dai Sao commune to the East
Dai Sao commune, Bang Lang commune to the South
Bang Lang commune, Yen Thuong commnune, Ngoc Phai commune to the West
Passing through Bằng Lũng township, there are provincial road number 257 to the capital of Bắc Kạn, provincial 254. This town is at the upper part of Cầu River. According to the statistics of the population and household survey in 2009, Bằng Lũng has a population of 5,999, of which 2,976 are male and 3,023 are female
Bằng Lũng township consist of these group: Ban Duong 1 and 2, Na Pai, Ban Tan, group 1, group 2A, 2B, 3, 4, 5, 6A, 6B,7, 8, 9, 10, 11A, 11B, 12, 13, 14A, 14B, 15, 16, 17.