southwards for over 200 km. The Nakhon Si Thammarat Range begins 60 km to the east of the southern part of the Phuket Range. Between the ranges there are isolated peaks rising from the lowlands, the highest of which is the 1,350 m high Khao Phanom Bencha near Krabi.

The highest elevation is Khao Langkha Tuek with an elevation of 1395 m. As the hills raise directly