| population | |
| Nong Phan Tha | 8988 |
| Si Chomphu | 12987 |
| So | 15880 |
| population | |
| Tham Charoen | 8503 |
 | Wattay International Airport | ~ 95.23 km |
 | Udorn Air Base | ~ 108.83 km |
| Udon Thani Airport | ~ 109.35 km |
| Sakon Nakhon Airport | ~ 126.95 km |
| Xieng Khouang Airport | ~ 148.66 km |
| Nakhon Phanom Airport | ~ 151.93 km |
| Thakhek Airport | ~ 171.61 km |
| Loei Airport | ~ 198.86 km |
| Khon Kaen Airport | ~ 199.21 km |
