Birpur is a Sub-District (Tehsil/Block/Mandal) in the Begusarai District of Bihar. As par Census 2011 information the sub-district code of Birpur is 01313. There are about 18 sub-districts in Begusarai and Birpur is one of them. Bachhwara, Bakhri, Balia, Barauni, Begusarai, Bhagwanpur, Cheria Bariarpur, Chhorahi, Dandari, Garhpura, Khudabandpur, Mansurchak, Matihani, Naokothi, Sahebpur Kamal, Shamho Akha Kurha, Teghra etc. are other sub-districts in Begusarai.There are about 23 villages in Birpur sub-district, which you can browse from villages list.