Daudnagar is a Sub-District (Tehsil/Block/Mandal) in the Aurangabad District of Bihar. As par Census 2011 information the sub-district code of Daudnagar is 01476. There are about 11 sub-districts in Aurangabad and Daudnagar is one of them. Aurangabad, Barun, Deo, Goh, Haspura, Kutumba, Madanpur, Nabinagar, Obra, Rafiganj etc. are other sub-districts in Aurangabad.There are about 60 villages in Daudnagar sub-district, which you can browse from villages list.