You can always check by logging into your account and navigating to the "Settings" then the "Account" Menu. Here you will find your service plan under the account status.
Note: Remember to see the Settings & Account menus you will need to be an admin-level user.
If you are an Office Plan customer you'll want to go here for help resources.
Want to upgrade your service plan? Email us at support@unitelvoice.com or call us during business hours at 855-888-6423
Check out our plans and pricing here