Neighboring districts are (from the east clockwise) Rattanawapi and Fao Rai of Nong Khai Province; Ban Dung, Sang Khom, and Phen of Udon Thani province; and Mueang Nong Khai of Nong Khai.
Neighboring districts are (from the east clockwise) Rattanawapi and Fao Rai in Nong Khai; Ban Dung, Sang Khom, and Phen in Udon Thani; and Mueang Nong Khai in Nong Khai.