Hua Sai
หัวไทร | |
|---|---|
 District location in Nakhon Si Thammarat province | |
| Coordinates: 8°2′24″N 100°16′30″E / 8.04000°N 100.27500°E | |
| Country | Thailand |
| Province | Nakhon Si Thammarat |
| Seat | Hua Sai |
| Area | |
• Total | 417.733 km2 (161.288 sq mi) |
| Population (2005) | |
• Total | 68,863 |
| • Density | 164.8/km2 (427/sq mi) |
| Time zone | UTC+7 (ICT) |
| Postal code | 80170 |
| Geocode | 8016 |
Hua Sai (Thai: หัวไทร, pronounced [hǔa̯ sāj]) is a district (amphoe) in the southeastern part of Nakhon Si Thammarat province, southern Thailand.