Code: Barring

: Prevents the device from making any calls. Activate : *33*code# [7] Deactivate : #33*code#

: Specifically blocks incoming calls only when you are outside your home network. Activate : *351*code# Deactivate : #351*code# How to Fix "Call Barring" Errors barring code

A Barring Code acts as a filter. When a subscriber attempts a call, the network interrogates the Home Location Register (HLR) or the Visitor Location Register (VLR) to check the subscriber’s profile. If a barring code matches the nature of the call attempt, the network rejects the setup with a specific cause code (e.g., ISUP Cause Code #21 "Call Barred"). : Prevents the device from making any calls

: Useful for traveling to prevent high roaming fees. Activate : *331*code# Deactivate : #331*code# barring code