You can use the Call Control feature, it costs $3.30 per month.
Hope that helps.
Was this helpful?
Thank you for your feedback
We can help right now
How do I turn on Call Control with a guardian 302 fixed phone. I try to do it and then I am told to ...
There once was a time you could log in to your Telstra account and set up your call control options ...
It does block mobiles, you need to ask for this.
Hello New Plans.