| Feature | Call | Call Blocking | |---------|----------------|-------------------| | Controlled by | Mobile network (carrier) | Your phone’s software | | What it restricts | Types of calls (e.g., all international) | Specific numbers | | Works on any phone | Yes (with same SIM) | No (depends on phone settings) | | Requires carrier PIN | Yes | No |
Select and choose the categories you wish to restrict. On iPhone:
is a powerful network tool to restrict entire categories of calls—ideal for cost control, safety, or parental oversight. Use it when you need hard limits that survive phone changes, but remember it’s broader than simple number blocking. what is call barring
Elena tapped on David’s contact and hit dial. He picked up on the second ring.
: A specialized roaming setting that blocks all international calls except those made back to your home country. | Feature | Call | Call Blocking |
"Hello?" she said tentatively.
David painted a picture for her. "Imagine your phone network is a busy highway, and your phone number is your private exit. Normally, traffic can flow both ways—cars can come in (incoming calls), and you can drive out (outgoing calls)." Elena tapped on David’s contact and hit dial
Elena smiled. The "gatekeeper" had been doing its job a little too well, but she understood it now. She hadn't been hacked; she had just activated a very strict security guard.
Common types include:
You can often toggle these settings by "dialing" specific codes. For example, *33* [password] # is a universal GSM code to bar all outgoing calls. (Note: You usually need a 4-digit password from your carrier, often 0000 or 1234 by default). Final Thoughts
: Restricts who can reach you. You can block all incoming calls or only those received while roaming abroad to avoid high fees.