Nitro City Sanitary Board 2nd Ave & 20th St Nitro, WV 25143 Phone : (304) 755-3669 Business Category Environmental Conservation & Ecological Services Nitro City Of--sanitary Board, Billing Nitro, WV 25143 Phone : (304) 755-3669 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools