Use Mobitel Post paid. To activate Call Block, send a SMS to 2565 or call to #888# from your handset to access the Self Care Menu.
| Action | SMS to 2565 |
| To Activate Call Block | YESCB |
| To Add a number to the blocked caller list | ADD <number> |
| To Remove a number from the blocked caller list | RM <number> |
| To View the numbers added to the blocked caller list | CB |
| To Receive the SMS codes for the Call Block feature | INFO |
| To Deactivate Call Block | NOCB |
Then, enter option 2 (Activations & Deactivations) and select option 1 (Call Block).