About Pak Chalui Subdistrict
Pak Chalui (ปากฉลุย) belongs to Tha Chang District, Surat Thani. The local-authority profile describes mountainous terrain with some plains, sandy-loam agricultural soils and substantial forest. Khlong Hiang is identified as a principal local watercourse. It adjoins Mo Thai in Chaiya to the north, Takuk Nuea in Vibhavadi to the south, Sawiat and Khlong Sai to the east and the Ranong provincial area to the west.
Identify the specific village and destination before travelling into the inland hills. Forest and farm roads may require local directions and permission, and the tambon name is not a trailhead. The administrative reference point is separate from an office, waterfall access or community meeting point.