West Bengal

Kolkata Water Supply Contact No.

Updated on Tuesday, 6 January 2026 - 5:46pm

Toll free Number(s):

1800 345 3375 (For Customer Support)

All India Number(s):

033-2226 9909 (For Complaint, Mon-Fri, 10am-6pm & Sat, 10am-5pm)

Website:

Official Website