Note: If the person you're calling has spam blocking software enabled, your call might be marked as spam and blocked due to Sideline's use of pilot numbers to route your calls. If this is the case, please contact support and we will further assist you.
We're sorry for any inconvenience this may cause. However, we do have spam recognition for Sideline Android users currently and are working on this feature for iOS.
If you have further questions, please submit a request.