| population | |
| Mueang Mi | 4610 |
| Nai Mueang | 16640 |
| Nong Kom Ko | 11911 |
| Pakho | 6157 |
| Pho Chai | 16847 |
| Phon Sawang | 6454 |
| population | |
| Phrathat Bang Phuan | 11254 |
| Si Kai | 3608 |
| Wat That | 10379 |
| Wiang Khuk | 5978 |
 | Wattay International Airport | ~ 28.64 km |
 | Udon Thani Airport | ~ 51.17 km |
| Udorn Air Base | ~ 51.56 km |
| Loei Airport | ~ 121.82 km |
| Khon Kaen Airport | ~ 153.45 km |
| Sakon Nakhon Airport | ~ 158.54 km |
| Xieng Khouang Airport | ~ 182.48 km |
| Sayaboury Airport | ~ 192.58 km |
| Nakhon Phanom Airport | ~ 203.10 km |
