Tinsukia is a Sub-District (Tehsil/Block/Mandal) in the Tinsukia District of Assam. As par Census 2011 information the sub-district code of Tinsukia is 02061. There are about 4 sub-districts in Tinsukia and Tinsukia is one of them. Doom Dooma, Margherita, Sadiya etc. are other sub-districts in Tinsukia.There are about 257 villages in Tinsukia sub-district, which you can browse from villages list.