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

+1 214-672-7228 - For account issues related to Colocation and Internet Access

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