How to cancel Zirtual
Your Zirtual account can be cancelled over the phone by calling 800-673-4718. Make sure you provide the email address and billing address associated with your account.
To cancel Zirtual online Zirtual does offer a “Contact Us” page, though the reliability of the page is somewhat questionable:
You can also cancel over email via firstname.lastname@example.org again providing the full name on the account, the email address, and the billing address.