Goriakothi is a Sub-District (Tehsil/Block/Mandal) in the Siwan District of Bihar. As par Census 2011 information the sub-district code of Goriakothi is 01232. There are about 19 sub-districts in Siwan and Goriakothi is one of them. Andar, Barharia, Basantpur, Bhagwanpur Hat, Darauli, Daraundha, Guthani, Hasanpura, Hussainganj, Lakri Nabiganj, Maharajganj, Mairwa, Nautan, Pachrukhi, Raghunathpur, Siswan, Siwan, Ziradei etc. are other sub-districts in Siwan.There are about 77 villages in Goriakothi sub-district, which you can browse from villages list.