East
TATA COMMUNICATIONS INTERNET
SERVICES LIMITED,
1/18 CIT Road Scheme
VII M, Ultadanga,
Kolkata-54,
Tel: 9230579790

Delhi
TATA COMMUNICATIONS INTERNET
SERVICES LIMITED,
GK-1, 1st Floor, Near Savitri Cinema,
New Delhi - 110048
Tel:  011-66082701

Ahmedabad
TATA COMMUNICATIONS INTERNET
SERVICES LIMITED,
4th Floor Circle "P" Complex
Opp.Nirma Farm, Near Prahlad Nagar Sarkhej- Gandhinagar Highway Ahmedabad
Gujarat - 380051
Tele: 9227733227

Pune
TATA COMMUNICATIONS INTERNET
SERVICES LIMITED,
1st Floor,Marisoft-3,Marigold premises,
Kalyani nagar, Pune-14,
Tel :9225528500 / 9225522841  

Cochin
TATA COMMUNICATIONS INTERNET
SERVICES LIMITED,  
27/1187 Panampilly Avenue Road,
Panampilly Nagar,
Cochin - 682036
Tel :- 9249505386

Chennai
TATA COMMUNICATIONS INTERNET
SERVICES LIMITED,
Gee Gee Universal, 7th Floor 2nd Mc Nichols Road,
Chetpet, Chennai-600031
Tel: 9282331630/9282243403

Chandigarh
TATA COMMUNICATIONS INTERNET SERVICES LIMITED,
TATA INDICOM BRBU, VSNL,
Regional Office : 2nd floor,
SCO 212-214, Sector 34 A,
Chandigarh - 160034.
Phone : 0172 - 6517444.

Mumbai
TATA COMMUNICATIONS INTERNET SERVICES LIMITED,
3rd Floor Satellite Silver,
Andheri Kurla Road Marol Naka,
Near Opposite Star TV Office
Andheri (East) Mumbai -400059
Tel: 022-6720600

Bangalore
TATA COMMUNICATIONS INTERNET SERVICE LIMITED,
No. 21, The Horizon, Wood Street,
Opp. Brigade Tower, Bangalore - 560025
Tel: 9243490010 /91-080-66239021

Hyderabad
TATA COMMUNICATIONS INTERNET SERVICES LIMITED,
ROXANA Towers, 6th Floor,
7-1-24/1, Greenland, Begumpet,
Hyderabad - 500016, Andhra Pradesh
Landmark: Opp Life style
building and Adj to Meena Bazar Extension
Mobile No: 9243406519 / 9246180528
Board Number: 91 (04) 66626262
Fax: 91 (04) 66562801

Vadodara
TATA COMMUNICATIONS INTERNET SERVICES LIMITED,
207- 2nd Floor Dwarkesh Complex,
Opp. Panorama Complex, Near Welcome Hotel,
R.C. DUTT ROAD, ALKAPURI
VADODARA-07
Tel: 09227246690