Unlimited ONE plan is usually available at the bigger cities in our supported countries. If you are interested in our Unlimited ONE plan, please email us the following information to info@callontime.com:

(1) Your current phone number that you'd want to make call from.
(2) Your complete destination phone number that you'd want to call to.

We will email the availability and the monthly cost. Once it is setup, you can continue to use this service if. This is still a prepaid service and you still use PayPal or Google Checkout to pay us.