Sewer Plant 298 Witherington Dr Covington, TN 38019 Phone : (901) 476-8273 Business Category Government Offices-City Village & Twp Legislative Bodies Covington City Of--department Of Public Works, Sewer Plant Witherington Dr Covington, TN 38019 Phone : (901) 476-8273 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools