Here’s how stop outgoing calls to international numbers:

Block an outgoing call. In the left navigation, select users, and then select the display name of the user from. Open the dialer then tap on the three dots. Wait for confirmation and hang up.

Enter the number of the desired call barring programme (see table) and press #. Enter your pin and press *. Select settings, then call settings 3.

As per your configuration it will first block the call (pots dial peer 50) but it will through the call by dialpeer (voip 11). You will see the following settings. Click on additional settings, then caller id 4.

You can try below methods: Which calls do you want to bar?. There are a few ways to block outgoing calls on an iphone.

Go to settings, tap phone. See this to block call how to block outgoing calls and text sms check dharmendar answer. The other if you have the option.

If you just need to block your caller id for one call, you can add a prefix to the number when dialing. Your number will appear private for every call you make. Choose my voicemail & phone features and then phone.