Change call barring code **03*OldCode*NewCode*NewCode#©
Change call barring code **03*330*OldCode*NewCode*NewCode#©
Change PIN code **04*OldPIN*NewPIN*NewPIN#©
Change PIN2 code **042*OldPIN2*NewPIN2*NewPIN2#©
Unlock PIN code (when PIN is entered wrong 3 times) **05*PUK*NewPIN*NewPIN#©
Unlock PIN2 code (when PIN2 is entered wrong 3 times) **052*PUK2*NewPIN2*NewPIN2#©
Display IMEI *#06#