Borders of Malaysia Borders of Malaysia The borders of Malaysia include land and maritime borders with Brunei, Indonesia and Thailand and shared maritime boundaries with China, Philippines, Singapore and Vietnam. Malaysia has a total land border length of 3,147.3 km. Malaysia's border with Brunei is 481.3 km in length. Except for its coastline with the South China Sea, Brunei is completely surrounded by Malaysia's state of Sarawak on the island of Borneo. Malaysia shares a land border with Indonesia on the island of Borneo. The Malaysian states of Sabah and Sarawak lie to the north of the border while the Indonesian provinces of
Brunei–Malaysia border necessary details, will be lodged at a later date. Brunei Bay Unlike the maritime boundaries in the South China Sea, news regarding the effects of the 2009 Exchange of Letters on the maritime boundary between the two countries in Brunei Bay has been virtually non-existent. To date, the only news regarding efforts to determine the boundary in Brunei Bay came after the 18th Annual Leaders’ Consultation between Malaysia and Brunei on 3 November 2014. The joint statement issued after the consultation stated that a Standard Operating Procedure for the joint hydrographic survey for the maritime boundary from the Pandaruan River