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General USSD Codes for Phone Security and Call Management

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General USSD

General USSD Codes for Phone Security and Call Management

Call Forwarding

Call forwarding allows you to redirect incoming calls to another phone number. Below are the USSD codes to manage call forwarding:

  • Activate Call Forwarding:
    • Forward All Calls: *21*PhoneNumber#
    • Forward If Unreachable: *62*PhoneNumber#
    • Forward If No Reply: *61*PhoneNumber#
    • Forward If Busy: *67*PhoneNumber#
  • Cancel All Forwarding: ##002#

To check the status of your call forwarding, you can use the following codes:

  • All Calls: *#21#
  • If Unreachable: *#62#
  • If No Reply: *#61#
  • If Busy: *#67#

Call Barring

Call barring allows you to restrict certain types of calls from being made or received on your phone. Use the codes below to manage call barring:

  • Activate Call Barring:
    • Outgoing Calls: *33*PIN#
    • Deactivate Outgoing Calls: #33*PIN#
    • International Calls: *331*PIN#
    • Deactivate International Calls: #331*PIN#
    • Incoming Calls: *35*PIN#
    • Deactivate Incoming Calls: #35*PIN#
    • Change PIN: **03*330*OldPIN*NewPIN*NewPIN#

To check the status of call barring, use these codes:

  • Outgoing Calls: *#33#
  • Incoming Calls: *#35#

Call Waiting

Call waiting allows you to receive incoming calls while you are on another call. Manage call waiting with the following codes:

  • Activate Call Waiting: *43#
  • Deactivate Call Waiting: #43#
  • Check Call Waiting Status: *#43#

Caller ID

Caller ID management allows you to control whether your phone number is displayed when you make calls. Use these codes to manage Caller ID:

  • Show My Caller ID: *31#
  • Hide My Caller ID: #31#
  • Check Caller ID Status: *#31#
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