If this first tip does not work, you can use online services such as “Tellows”. This site, launched in 2010, is present in more than 50 countries and used each month by more than 8 million people. Users report unwanted anonymous calls, which allows Tellows to maintain an updated database.
When you enter an unknown number in the Tellows search bar, the service provides you with all possible details about the caller, such as their name, caller type, geographic area, etc. Additionally, the Tellows app is available on Android and iOS, making it a convenient solution for quickly identifying an unknown number.

If you are the victim of hidden number calls, you can use an application such as “Whooming”. This application not only blocks anonymous calls, but also reveals the identity of the caller, regardless of the type of phone used or the telephone operator. To use this app, simply download it from Google Play or the App Store and register. When you receive an anonymous call, simply reject it and after a few seconds, the caller’s number will be clearly displayed in your Whooming call log.

Finally, if you want to call someone with a private number, you can dial the code #31# before making the call. This will hide your number for the call in question. However, it is important to note that this method may not work in certain countries or with certain telephone carriers.

These tips and apps allow you to quickly identify an unknown or hidden number, giving you peace of mind.