Banyuasin (Musi: Ayomasen) is a regency of South Sumatra Province in Indonesia.

(b) 2010 population included in figure for Betung and Banyuasin III Districts, from parts of which it was created in 2011.

(d) comprises 5 kelurahan (Kayuara Kuning, Kedondong Raye, Mulya Agung, Pangkalan Balai and Seterio) and 21 desa.

(e) except for the villages of Pangkalan Balai (which has a postcode of 30911), Seterio (30912), Sukaraja Baru (30913), Mulya Agung (30914), Kayuara Kuning (30915) and Sukamulya (30916).

(g) comprises 6 kelurahan (Air Batu, Kenten, Sukajadi, Sukomoro, Talang Keramat and Tanah Mas) and 6 desa.