Fire District No 8 510 Government Way Mattawa, WA 99349 Phone : (509) 932-4777 Business Category Fire Departments Fire Departments Mattawa, WA 99349 Phone : (509) 932-4777 Business Category Fire Departments Fire Departments--fire District No 10, Mattawa, Other Business Mattawa, WA 99349 Phone : (509) 932-4777 Business Category Fire Departments