Contact Us


Corporate Headquarters

NTT Global Networks
5680 Greenwood Plaza Blvd.
Greenwood Village, CO 80111
Phone: +1 (720) 475-4000
Toll Free: +1 (877) 803-9629

Sales and Services Information

Phone: +1 (720) 475-4000
Toll Free: +1 (866) 261-4607
Email: info@nttglobal.net

India Delivery Center

11th Floor, B4-B5,
Nirlon Knowledge Park
Off Western Express Highway
Goregaon (E) Mumbai 400063
Tel: 91-22-4375-9100

Philippines Delivery Center

4th Floor Kings Court II Building
2129 Don Chino Roces Avenue
Makati City
Philippines, 1200
Tel: +632 488 9477

Technical Support

Global Operations Center
Phone: +1 (720) 475-4200
Toll Free: +1 (877) 275-1696
Email: goc@nttglobal.net

Billing Inquiries

Phone: +1 (720) 475-4000 (Option 5)
Toll Free: +1 (877) 803-9629 (Option 5)
Email: billing@nttglobal.net

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Call us now at +1 (720) 475-4000 to discuss how we can transform your enterprise network