Attapu
Bokeo
Bolikhamxai
Champasak
Houaphan
Kampheng Nakhon Viangchan
Khoueng Khammouan
Khoueng Phongsali
Khoueng Salavan
Khoueng Savannakhet
Khoueng Viangchan
Khoueng Xekong
Louangphrabang
Loungnamtha
Oudomxai
Xaignabouri
Xiangkhoang