How To Remove International Call Barring - O2 |work|

Call barring is controlled by specific codes. Here is the cheat sheet for international outgoing calls (code 10 or 1 depending on the handset, but typically 10 for all international except home country).

O2 runs a dynamic credit check. If your billing address is new or you have missed a payment, the system auto-applies "Barring Level 2" (International). You cannot remove this yourself. You must pay your bill or call Customer Service (202 from an O2 phone).

If you want to call an international number right now, execute this sequence: how to remove international call barring - o2

Note: Removing international call barring will allow you to call numbers starting with + or 00. Please be aware that calling international numbers incurs extra charges unless you have an international add-on or a specific tariff.

If the generic codes fail, O2 uses a specific "Network Service Code" for International calls. Try: ##21*[Password]# (Send) – Note: 21 diverts all calls; for barring specifically, you need 331 . Call barring is controlled by specific codes

If the bar is only active on your handset, you can disable it through your phone's supplementary services menu.

International call barring is a security feature that prevents your phone from making calls to overseas numbers. While this is excellent for preventing accidental charges or stopping unauthorized use, it can be frustrating if you need to call abroad and the block is still active. If your billing address is new or you

Select > Supplementary services (sometimes found under "Calling accounts" or "Carrier features"). Tap Call barring and select Voice call .