GSM Codes

To Bar Outgoing Calls (National) To Bar Outgoing Calls (International) To Bar Incoming Calls (National) To Bar Incoming Calls when Roaming To Cancel all Call Barring To Alter your Call Barring Code To Divert/Forward all calls To Divert/Forward on no answer To Divert/Forward on busy To Divert/Forward on out of range To cancel all Diverts/Forwards

To Bar Outgoing Calls (National)

Your initial barring code is network dependent.
On MTN it is set to be 0000 unless you have changed it.
ON Vodacom it is set to be 1111 unless you have changed it.
Contact your Network or Service Provider if you are not sure what it is.

To activate:             *33*Barring Code#DIALLING KEY
To cancel:               #33*Barring Code#DIALLING KEY
To interrogate:          *#33#DIALLING KEY

Your initial barring code is network dependent.
On MTN it is set to be 0000 unless you have changed it.
ON Vodacom it is set to be 1111 unless you have changed it.
Contact your Network or Service Provider if you are not sure what it is.

To activate:             *331*Barring Code#DIALLING KEY
To cancel:               #331*Barring Code#DIALLING KEY
To interrogate:          *#331#DIALLING KEY

Your initial barring code is network dependent.
On MTN it is set to be 0000 unless you have changed it.
ON Vodacom it is set to be 1111 unless you have changed it.
Contact your Network or Service Provider if you are not sure what it is.

To activate:             *35*Barring Code#DIALLING KEY
To cancel:               #35*Barring Code#DIALLING KEY
To interrogate:          *35##DIALLING KEY

Your initial barring code is network dependent.
On MTN it is set to be 0000 unless you have changed it.
ON Vodacom it is set to be 1111 unless you have changed it.
Contact your Network or Service Provider if you are not sure what it is.

To activate:             *351*Barring Code#DIALLING KEY
To cancel:               #351*Barring Code#DIALLING KEY
To interrogate:          *#351#DIALLING KEY

Your initial barring code is network dependent.
On MTN it is set to be 0000 unless you have changed it.
ON Vodacom it is set to be 1111 unless you have changed it.
Contact your Network or Service Provider if you are not sure what it is. All Call Barring services can be deactivated simultaneously by entering the following command:

To cancel all barring:   #330*Barring Code#DIALLING KEY

Your initial barring code is network dependent.
On MTN it is set to be 0000 unless you have changed it.
ON Vodacom it is set to be 1111 unless you have changed it.
Contact your Network or Service Provider if you are not sure what it is.

Key:       **03*330*Old Barring Code*New Barring
Code*New Barring Code#DIALLING KEY

To Activate:             **21*176# DIALLING KEY
To Cancel:               ##21# DIALLING KEY
To Interrogate:          *#21# DIALLING KEY

To Activate:             **61*176# DIALLING KEY
To Cancel:               ##61# DIALLING KEY
To Interrogate:          *#61# DIALLING KEY

To Activate:             **67*176# DIALLING KEY
To Cancel:               ##67# DIALLING KEY
To Interrogate:  *#67# DIALLING KEY

To Activate:             **62*176# DIALLING KEY
To Cancel:               ##62# DIALLING KEY
To Interrogate:  *#62# DIALLING KEY

##002# DIALLING KEY