Tinkhong is a sub-divisional town of
Dibrugarh District. It is bounded by Moranha in the west,
Tengakhat in the north, Naharkatia in the east and Sonari in the south.
Tinkhong is 15 km east of the fertilizer town of Namrup, which is situated 542 km from
Guwahati.
Namrup Railway Station serves Tinkhong.