Missed call alert lets you know by SMS when someone has called, and they haven't left a message. This means you can make an informed decision about who to call back.
Benefits
You can find out who called while your phone was switched off
You can find out who tried to reach you while you were out of network coverage
Cost
This service is FREE
How to activate or deactivate
The service is already activated by default on your Orange number.
To deactivate or reactivate missed call alert is easy through 133, just follow the prompts. You can also call 123 or visit the nearest Orange shop.