National Water Supply and Drainage Board
Galle Road
The National Water Supply Drainage Board (NWS&DB), which presently functions under the Ministry of Urban Development, Water Supply & Drainage is the principal authority providing safe drinking water and facilitating the provision of sanitation in Sri Lanka.
Explore More Businesses
Discover more verified businesses, services and latest offers from the directory.
View All
Have a business?
Add your business profile and reach more customers through MyPromo.lk.
Submit With Us