Damak (Nenglish:Dahmak) (Nepali: दमक) is one of the oldest municipality in Jhapa District in the Mechi Zone of south-eastern Terai of Nepal. It is situated between the Ratuwa River in the east and the Maawa River in the west. It is a beautiful area which has Sivalik Hills in its north and ends with the intersection of Ratuwa River and Mawa River in the south creating a fascinating land structure. Mahendra Highway  (longest highway of Nepal) crosses this municipality nearly bisecting it.  According to Census 2011, it is the second largest city in Jhapa District with population of 75,743.