→ Your plan may not allow international dialing at all. Check with your carrier.
Most modern call barring (preventing outgoing international calls, for example) must be set up by contacting your service provider (Verizon, AT&T, T-Mobile, etc.) or by dialing specific MMI codes (e.g., *33*pin#) provided by your carrier. Apple’s interface generally does not include granular toggles for barring outgoing calls natively. call barring iphone
In an era where robocalls, telemarketers, and spam numbers are an incessant nuisance, knowing how to control who can reach you is essential. For iPhone users, the concept of "Call Barring" can be slightly confusing because the terminology differs from Android devices. → Your plan may not allow international dialing at all