Katoria is a Sub-District (Tehsil/Block/Mandal) in the Banka District of Bihar. As par Census 2011 information the sub-district code of Katoria is 01354. There are about 11 sub-districts in Banka and Katoria is one of them. Amarpur, Banka, Barahat, Bausi, Belhar, Chanan, Dhuraiya, Phulidumar, Rajaun, Shambhuganj etc. are other sub-districts in Banka.There are about 350 villages in Katoria sub-district, which you can browse from villages list.