No. 1, Soundarrajan Street, T-nagar,, Chennai - 600017, Tamil Nadu, India
No. W-101, 3rd Floor, Iind Avenue, Anna Nagar,, Chennai - 600040, Tamil Nadu, India
Drinking Water Division, Al-barakah Tower No.10, K. B. Dasan Road, Alwarpet,, Chennai - 600018, Tamil Nadu, India
No:5, Annatham Nagar, Thiruvottiyur, Perambalur,, Chennai - 621113, Tamil Nadu, India
# 56, 1st Main Road, Thirumalai Nagar Annexe, Perungudi,, Chennai - 600096, Tamil Nadu, India