Thung Chang district
Thung Chang 
    ทุ่งช้าง  | |
|---|---|
District location in Nan province  | |
| Coordinates: 19°23′14″N 100°52′33″E / 19.38722°N 100.87583°E | |
| Country | Thailand | 
| Province | Nan | 
| Government | |
| • District officer | Kiansak Pomthongkham | 
| Area | |
 • Total  | 760.811 km2 (293.751 sq mi) | 
| Population  (2013)  | |
 • Total  | 18,375 | 
| • Density | 24/km2 (63/sq mi) | 
| Time zone | UTC+7 (ICT) | 
| Postal code | 55130 | 
| Geocode | 5508 | 
Thung Chang (Thai: ทุ่งช้าง, pronounced [tʰûŋ tɕʰáːŋ]; Northern Thai: โต้งจ๊าง, pronounced [tôːŋ tɕáːŋ]) is a district (amphoe) in the northern part of Nan province, northern Thailand.