This means that “No Caller ID” calls will be silenced because they won’t be in the address book. Choose Manual and turn on Do Not Disturb (when it is on, you will see a moon icon in the status bar)Īll calls from numbers/anyone who isn’t already added to your address book will now be silenced.You can block unknown callers using the Do Not Disturb mode. There are basically two methods to do this: Method 1: Do Not Disturb

I am explaining what you can do to block No Caller ID calls. The good news is that you can block specific callers/numbers.

There are also more and more telemarketers, spammers using No Caller ID because they do not want to be known. Some ordinary people may want to block the display of their telephone numbers intentionally because of some privacy concerns. You are receiving these calls because, in the USA, The Federal Communications Commission (FCC) mandates that cellular carriers allow people the ability to block their Caller ID, hence No Caller ID.

These calls may also be labeled as Anonymous, Private, or Blocked. You may want to block these calls because you cannot possible identify the number of a caller before answering. Are you getting a lot of calls from unknown callers (e.g., spammers, telemarketers etc) with “No Caller ID”.

How to call back a no caller id