Is there an annual plan option for Enterprise? Follow Currently, the only plan that is offered is the Enterprise monthly subscription at the price of $9.99 per Sideline number. Questions? submit a request. Related articles How is my Enterprise subscription billed? Is Enterprise compatible with Team Number? Does the Admin need a Sideline number to manage the Enterprise account? My subscription didn't renew, how do I proceed? How to change payment details for Enterprise Comments 0 comments Please sign in to leave a comment.