Hello, here I am providing you the toll free numbers of the TATA Communications Ltd as under:

About the company:
Tata Communications Limited is a global Telecom Indian business conglomerate Tata Group. Tata Communications also holds stake in Tata Teleservices Limited, the 6th largest mobile service provider in India with 62.57 million subscribers in April 2015.

Toll free:
1800 419 2200
1800 209 7070

Fax:
+91 22 6667 1029
+91 22 6660 5335

Contact details:
Plot C-21&36, G Block, Bandra Kurla Complex, Bandra East
Mumbai
Mumbai City District
Maharashtra
India - 400098

Products and services:
ENTERPRISES
Network Services
Data Centre Services
Unified Communications and Collaboration
Media & Entertainment Services
Managed Security Services
Content Aggregation and Management

SERVICE PROVIDERS
Voice
Network Services
Mobile
Unified Communications and Collaboration
Data Centre Services
Partner Services
Fraud Protection

SYSTEM INTEGRATORS
Network Services
Unified Communications and Collaboration
Data Centre Services

CLIENT SERVICES
Program Management & Service Delivery
Service Management
Service Assurance
Advanced Solutions Delivery
Personalised Support Services