NOTE: Appia customers will now be supported by CallTower Support

Appia’s ticketing system is being migrated to CallTower’s Support Portal


CallTower’s Network Status

Check the current status of CallTower’s network anytime, anywhere.

Billing Center

Invoice paying, credit card authorization and all things Appia bill-related.

Technical Support

Log in to the CallTower support portal or email our support team to find the answers to all your technical questions.

Appia Usage and Calling Rates

Learn more about our different tiers of calling destinations and recommendations for configuring your phone system for them.


Supported Devices

Find out what devices are supported in conjunction with Appia services.

Telephone Number Availability

Click to see where new phone numbers are available to order or existing numbers are available for porting.  There is also an option to request that a number be reserved.

Please note that the ability to automatically order phone numbers and other features are coming soon!

Request for Service Credit

Send a service credit request to the Appia team for review.

Training Guides

Browse our free training guides and resources to stay up-to-date on the services and systems that keep your office running.

Agreements & Policies

Appia’s Terms & Conditions, Privacy Policy and Service Agreement – all in one place to provide everything you need to know.

Client Support Plan

Click Here for CallTower’s Support Escalation Path
Any questions can be directed to 877-277-4297