Nong Khai Provincial Office Mittraphap Road Nong Khai - Udon Thani, Nong Kom Koh Subdistrict, Mueang District, Nong Khai Province 43000 Telephone: 0 4241 2678 Fax: 0 4241 1778 Ext. 46155 E-mail: nongkhai@moi.go.th Website: http://www.nongkhai.go.th/ Facebook: Nong Khai Province