Kesaria is a Sub-District (Tehsil/Block/Mandal) in the Purba Champaran District of Bihar. As par Census 2011 information the sub-district code of Kesaria is 01047. There are about 27 sub-districts in Purba Champaran and Kesaria is one of them. Adapur, Areraj, Banjaria, Bankatwa, Chakia, Chiraia, Dhaka, Ghorasahan, Harsidhi, Kalyanpur, 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 43 villages in Kesaria sub-district, which you can browse from villages list.