Mon State (Burmese:, pronounced: [mʊ̀ɴ pjìnɛ̀]; Mon: ) is an administrative division of Myanmar. It is sandwiched between Kayin State on the east, the Andaman Sea on the west, Bago Region on the north and Tanintharyi Region on the south, and has a short border with Thailand's Kanchanaburi Province at its south-eastern tip. The land area is 12,155 km². The Dawna Range, running along the eastern side of the state in a NNW - SSE direction forms a natural border with Kayin State. Mon State includes some small islands, such as Kalegauk, Wa Kyun and Kyungyi Island, along its 566 km of coastline. The state's capital is Mawlamyaing.