Gillett Water Department Washington St Gillett, WI 54124 Phone : (920) 855-2315 Business Category Water & Sewage Companies-Utility Water Supply Gillett City Government--water Dept Gillett, WI 54124 Phone : (920) 855-2315 Business Category Government Offices & Public Schools Gillett City Of--water & Sewer Gillett, WI 54124 Phone : (920) 855-2315 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools