Amphoe KumphawapiKumphawapiBan Phan DonAmphoe Prachak SinlapakhomAmphoe Non Sa-atAmphoe Ku KaeoAmphoe Nong SaengAmphoe Si EzAmphoe Khao Suan KwangBan Nong Wua SzóvalAmphoe Chai WanAmphoe Nong HanAmphoe Tha KhanthoAmphoe KranuanAmphoe Mueang Udon ThaniUdon ThaniKranuanAmphoe Nong Wua SzóvalAmphoe Nam PhongNong Wua Szóval