Choose the best Support option for you!

At ESI, we take pride in being your service provider, and we strive to deliver an exceptional level of quality in everything that we do. We've been servicing customers for three decades, so we know that from time to time issues may arise that need to be resolved. Our Customer Support department works diligently to meet the same rigorous standards of quality that are reflected throughout our company, and stand ready to assist you however possible. When you do experience issues that need to be addressed, we can be reached in any of the following ways:

Self-Service Portal

Training / eHelp

Live Agent Support

Call (800) 850-2151
or dial 611# from your ESI phone

Billing Questions

Call (855) 600-8705

Sales & Account Management

Call (972) 905-9429

eCloud Services Status

Do you have any feedback you'd like us to know? We'd love to hear from you!

Email the ESI Customer Experience Team at and share your thoughts.

Thank you again for trusting ESI to meet your organization's communications needs. We're excited to have you as a customer and look forward to servicing your business for years to come!