Contact Information

We at NTT value our relationship with you. If you need to update your account information, question a charge on your account or simply ask a question regarding your account, please contact us.

By Email

Please contact us at for account issues related to Dedicated Internet Access.

By Self-Service Web Tools

You may access your account information and create billing support requests from the Customer Portal.

By Telephone

For account issues related to Colocation and Internet Access, please call:
+1 214-800-7680
Toll Free: 877-868-8638 (U.S. Only)

By Post Mail

For billing issues related to Dedicated internet Access or Colocation:

Attn: Customer Financial Services
1950 Stemmons Freeway, Suite 2001
Dallas, TX 75207