Temporary caller ID blocking
- To block on a call-by-call basis: Dial #31# then the number you’re calling
- To unblock on a call-by-call basis (if your number is permanently blocked): Dial *31# then the number you’re calling
Permanent caller ID blocking
To check if your mobile number is being displayed to callers:
- Dial *#31# then press the Send/Call button
- A message will display on your screen
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