Gastonia City Of--police Department, Wastewater Treatment Division, Long Creek Wastewater Treat Plant Gastonia, NC 28052 Phone : (704) 854-6668 Business Category Government Offices-City Village & Twp Police Departments Government Offices State & Local Government Offices & Public Schools Gastonia City Of--police Department, Wastewater Treatment Division, Administration Gastonia, NC 28052 Phone : (704) 854-6668 Business Category Government Offices-City Village & Twp Police Departments Government Offices State & Local Government Offices & Public Schools Gastonia Wastewater Treatment Po Box 1748 Gastonia, NC 28053 Phone : (704) 854-6668 Business Category Regulation & Admin Of Communications Electric Gas & Other Utilities