Crossville Wastewater Plant 468 Sparta Hwy Crossville, TN 38572 Phone : (931) 484-6257 Business Category Government Offices-City Village & Twp Legislative Bodies Crossville City Of--wastewater Treatment Plant Sparta Hwy Crossville, TN 38555 Phone : (931) 484-6257 Business Category Government Offices-City Village & Twp Environmental Conservation & Ecological Services Government Offices State & Local Environmental Services Government Offices & Public Schools