# Call barring and SIM PIN codes

URL: https://byshahid.com/blog/iphone-codes/call-barring-and-sim/
App: Secret Codes: IMEI & Carrier (https://apps.apple.com/us/app/secret-codes-imei-carrier/id6807154322)
Updated: 2026-11-04

> The GSM codes for barring calls, changing your SIM PIN and unblocking with a PUK.

- [*33*0000#: Bar All Outgoing Calls](https://byshahid.com/blog/bar-all-outgoing-calls-star-33-star-0000-iphone/)
- [#33*0000#: Cancel Outgoing Call Barring](https://byshahid.com/blog/cancel-outgoing-call-barring-hash-33-star-0000-iphone/)
- [*331*0000#: Bar Outgoing International Calls](https://byshahid.com/blog/bar-outgoing-international-calls-star-331-star-0000-iphone/)
- [#331*0000#: Cancel International Call Barring](https://byshahid.com/blog/cancel-international-call-barring-hash-331-star-0000-iphone/)
- [*#331#: Check International Call Barring](https://byshahid.com/blog/check-international-call-barring-star-hash-331-iphone/)
- [*332*0000#: Bar International Calls Except Home](https://byshahid.com/blog/bar-international-calls-except-home-star-332-star-0000-iphone/)
- [#332*0000#: Cancel Except-Home Barring](https://byshahid.com/blog/cancel-except-home-barring-hash-332-star-0000-iphone/)
- [*#332#: Check Except-Home Barring](https://byshahid.com/blog/check-except-home-barring-star-hash-332-iphone/)
- [*35*0000#: Bar All Incoming Calls](https://byshahid.com/blog/bar-all-incoming-calls-star-35-star-0000-iphone/)
- [#35*0000#: Cancel Incoming Call Barring](https://byshahid.com/blog/cancel-incoming-call-barring-hash-35-star-0000-iphone/)
- [*#35#: Check Incoming Call Barring](https://byshahid.com/blog/check-incoming-call-barring-star-hash-35-iphone/)
- [*351*0000#: Bar Incoming Calls While Roaming](https://byshahid.com/blog/bar-incoming-calls-while-roaming-star-351-star-0000-iphone/)
- [#351*0000#: Cancel Roaming Incoming Barring](https://byshahid.com/blog/cancel-roaming-incoming-barring-hash-351-star-0000-iphone/)
- [*#351#: Check Roaming Incoming Barring](https://byshahid.com/blog/check-roaming-incoming-barring-star-hash-351-iphone/)
- [#330*0000#: Cancel All Call Barring](https://byshahid.com/blog/cancel-all-call-barring-hash-330-star-0000-iphone/)
- [*#330#: Check All Barring Services](https://byshahid.com/blog/check-all-barring-services-star-hash-330-iphone/)
- [#333*0000#: Cancel All Outgoing Barring](https://byshahid.com/blog/cancel-all-outgoing-barring-hash-333-star-0000-iphone/)
- [*#333#: Check All Outgoing Barring](https://byshahid.com/blog/check-all-outgoing-barring-star-hash-333-iphone/)
- [#353*0000#: Cancel All Incoming Barring](https://byshahid.com/blog/cancel-all-incoming-barring-hash-353-star-0000-iphone/)
- [*#353#: Check All Incoming Barring](https://byshahid.com/blog/check-all-incoming-barring-star-hash-353-iphone/)
- [**03*330*0000*1234*1234#: Change the Call Barring Password](https://byshahid.com/blog/change-the-call-barring-password-star-star-03-star-330-iphone/)
- [*#300#: Check Calling Name Presentation](https://byshahid.com/blog/check-calling-name-presentation-star-hash-300-iphone/)
- [*43*11#: Turn On Call Waiting for Voice Only](https://byshahid.com/blog/turn-on-call-waiting-for-voice-only-star-43-star-11-iphone/)
- [#43*11#: Turn Off Call Waiting for Voice Only](https://byshahid.com/blog/turn-off-call-waiting-for-voice-only-hash-43-star-11-iphone/)
- [**04*0000*1234*1234#: Change Your SIM PIN](https://byshahid.com/blog/change-your-sim-pin-star-star-04-star-0000-iphone/)
- [**042*0000*1234*1234#: Change Your SIM PIN2](https://byshahid.com/blog/change-your-sim-pin2-star-star-042-star-0000-iphone/)
- [**05*12345678*1234*1234#: Unblock a SIM With the PUK](https://byshahid.com/blog/unblock-a-sim-with-the-puk-star-star-05-star-12345678-iphone/)
- [**052*12345678*1234*1234#: Unblock PIN2 With the PUK2](https://byshahid.com/blog/unblock-pin2-with-the-puk2-star-star-052-star-12345678-iphone/)
- [*#591#: Check Multiple Subscriber Profile](https://byshahid.com/blog/check-multiple-subscriber-profile-star-hash-591-iphone/)
- [What MMI Error Messages Mean](https://byshahid.com/blog/what-mmi-error-messages-mean-iphone/)