Adapur is a Sub-District (Tehsil/Block/Mandal) in the Purba Champaran District of Bihar. As par Census 2011 information the sub-district code of Adapur is 01032. There are about 27 sub-districts in Purba Champaran and Adapur is one of them. Areraj, Banjaria, Bankatwa, Chakia, Chiraia, Dhaka, Ghorasahan, Harsidhi, Kalyanpur, Kesaria, Kotwa, Madhuban, Mehsi, Motihari, Narkatia, Paharpur, Pakri Dayal, Patahi, Phenhara, Piprakothi, Ramgarhwa, Raxaul, Sangrampur, Sugauli, Tetaria, Turkaulia etc. are other sub-districts in Purba Champaran.There are about 59 villages in Adapur sub-district, which you can browse from villages list.