Drinking Water Division, Al-barakah Tower No.10, K. B. Dasan Road, Alwarpet,, Chennai - 600018, Tamil Nadu, India
Noi 1, Ponniamman Koil Street, Seven Wells,, Chennai - 600001, Tamil Nadu, India
No 1/2780, Thiruvaller High Road, Ambethkar Nagar, Red Hills,, Chennai - 600052, Tamil Nadu, India
No. W-101, 3rd Floor, Iind Avenue, Anna Nagar,, Chennai - 600040, Tamil Nadu, India
No.145, Walltax Road, Park Town,, Chennai - 600003, Tamil Nadu, India