Chainpur is a Sub-District (Tehsil/Block/Mandal) in the Kaimur District of Bihar. As par Census 2011 information the sub-district code of Chainpur is 01452. There are about 11 sub-districts in Kaimur and Chainpur is one of them. Adhaura, Bhabua, Bhagwanpur, Chand, Durgawati, Kudra, Mohania, Nuaon, Ramgarh, Rampur etc. are other sub-districts in Kaimur.There are about 166 villages in Chainpur sub-district, which you can browse from villages list.