Amphoe Ku KaeoΜπαν Νονγκ ΓουάKumphawapiAmphoe Chai WanAmphoe KumphawapiΜπαν Φαν ΝτονAmphoe Prachak SinlapakhomAmphoe Si ΑυτόAmphoe Nong HanAmphoe Tha KhanthoAmphoe Non Sa-atAmphoe Thung FonAmphoe Song DaoAmphoe Nong SaengAmphoe Wang Sam MoAmphoe Phibun RakAmphoe Mueang Udon ThaniAmphoe Sawang Daen DinΟύντον ΤάνιAmphoe Kranuan