All your subscription information can be found in your user profile. Log in and select your name and click on "My Account".
Within your account select "My Subscription".
In this section you can see the renewal date in "Next payment dat" you can also see the details of your subscription by clicking on "View".
The "Cancel" button begins the process of canceling your automatic renewal. For more information on this visit the following link I don't want to renew my Membership, what do I have to do?