Call barring, also known as call blocking or call restriction, refers to the feature or service that allows a user to prevent certain types of calls from being made or received on their phone or phone line. This can include blocking outgoing calls to specific numbers, such as premium rate numbers or international numbers, or blocking incoming calls from specific numbers.
You can set up restrictions using phone settings, provider apps, or GSM codes. Android Method Open the Phone app. Tap the three-dot menu icon. Select . Tap Supplementary services or Calling accounts . Select Call barring . Toggle your preferred restrictions. iPhone Method Open the Settings app. Scroll down to Phone . Tap Call Silencing and Blocked Contacts . meaning of call barring
Turn on . Note: iOS relies heavily on device-side blocking rather than network-side barring menus. Classic GSM MMI Codes You can type these codes into your phone dialer screen. Block All Outgoing: *33*password# then press call. Cancel All Outgoing: #33*password# then press call. Block All Incoming: *35*password# then press call. Cancel All Incoming: #35*password# then press call. Call barring, also known as call blocking or