Dimapur in Nagaland is bounded by Kohima district on the south and east, Karbi Anglong district of Assam on the west, the Karbi Anglong and stretch of Golaghat District of Assam, in the west and the north
Dimapur, from a Kachari word \'Dimasa\' after the river which flows through it, is the gateway to Nagaland and its only railhead. The city also has the only functional airport. Maintained by the Airports Authority of India, it now operates flights to Kolkata and Guwahati. It is an important trade and commercial centre on National Highway No. 39, and wears a rather cosmopolitan look. In the Middle Ages, it was the capital of the Kachari rulers. In the heart of the town there is an old relic of the Kachari Kingdom which speaks about the once prosperous era. Dimapur is the 115th most populous city in the country. It is located at 25°54′45″N 93°44′30″E.