Khueang Nai
เขื่องใน | |
|---|---|
District | |
 District location in Ubon Ratchathani Province | |
| Coordinates: 15°23′22″N 104°33′5″E / 15.38944°N 104.55139°E | |
| Country | Thailand |
| Province | Ubon Ratchathani |
| Seat | Khueang Nai |
| Area | |
• Total | 772.8 km2 (298.4 sq mi) |
| Population (2005) | |
• Total | 109,453 |
| • Density | 141.6/km2 (367/sq mi) |
| Time zone | UTC+7 (ICT) |
| Postal code | 34150 |
| Geocode | 3404 |
Khueang Nai (Thai: เขื่องใน, pronounced [kʰɯ̀a̯ŋ nāj]) is a district (amphoe) in the northwestern part of Ubon Ratchathani province, northeastern Thailand.