Piyong is a Sub-District (Tehsil/Block/Mandal) in the Lohit District of Arunachal Pradesh. As par Census 2011 information the sub-district code of Piyong is 01734. There are about 8 sub-districts in Lohit and Piyong is one of them. Chongkham, Lathao, Lekang, Namsai, Sunpura, Tezu, Wakro etc. are other sub-districts in Lohit.There are about 27 villages in Piyong sub-district, which you can browse from villages list.