Thanks for posting your inquiry to the Rogers Community! This is a very unique question as we're normally asked about incoming calls rather than outgoing ones.
I'm afraid there is no such thing as a local calls "blocker". Here's a list of the Calling Features your can get with Rogers Home Phone:
For more information, or if you want to know exactly what each feature includes, check out the What Home Phone Calling Features are there? article. 😉
Hope this helps!