Know who an unknown phone number is

Who I am
Pavel Yosifovich
@pavelyosifovich
Author and references

You receive a call on your mobile from a phone number that you have not saved in your address book and we all ask ourselves to who does this phone number belong to? do i have to accept? If your answer is no, you are among the vast majority of people who reject this type of call to avoid spam. But others, on the other hand, are betting on a slightly less drastic decision: Google the phone number to find out who it belongs to before they hang up.



The problem is that the rise of this technique has caused a growth in the number of web pages and services that promise to clear up doubts about this kind of mysterious phone numbers, but which sadly don't always perform their function correctly. Therefore, in this guide we want to select the the most reliable websites, applications and services to check which number is calling us.

Find out who is calling you before answering with these apps and websites

Find out whose number it is with the Google Phone app

If you are lucky enough to have a compatible mobile phone with l’app Google phone, chances are you don't even need to resort to a phone number identification website. Google has a huge database of phone numbers that users have marked as spam, so when a call is received, the application itself will warn whether or not it is a call from a malicious source.

The Google Phone app has a built-in spam detection system

But that is not all. Thanks to the fact that the application is also capable of associate the telephone numbers of the calls with those belonging to companies, the call receiving screen will show the company name itself if available.



Some manufacturers, such as Samsung, also offer spam detection systems in the phone apps. Moreover, in all it is possible block phone calls from those numbers we have identified as fraudulent.

Use TrueCaller to find out who is calling you

Truecaller is the most used app to identify numbers

With a user base that exceeds 250 million worldwide, TrueCaller is the most popular phone number identification platform in circulation.

For years this service has been memorizing phone numbers to associate them with identities, thus becoming one of the more accurate tools when it comes to identifying phone spam. The database grows every day, as the list of telephone numbers is constantly updated thanks to the participation of the users themselves.

Enter Spam List to look up any phone number

ListSpam helps you to know who is calling

With an operation similar to that of TruesCaller, since it is the users of the platform who add phone numbers and offer their ratings, ListSpam is one of the best websites for identifying spam calls. It has a search engine that allows you to find any phone number, and thus read the opinions of other users.

The best thing about this website is that it is not necessary to register in order to search for telephone numbersNor it is necessary install anything on the mobile, although they have their own app for Android, which offers additional features such as the ability to block spam call starters. In fact, with a simple google search for a phone number, it is very likely that SpamList will appear as one of the first search results.



Use «Answer or not» and check if the phone number is reliable

Like the previous page, «Reply or not» bases its operation on the user's participation. It has a database of phone numbers with ratings from community members, and depending on the ratings, it will determine whether a phone number is being used to make spam calls or is trustworthy.


Thanks to the fact that users can also comment and indicate ownership of each number, it will be possible to know who the telephone numbers entered in your search engine belong to. As in the previous case, we are talking about one web page, so you don't need to install anything to be able to identify phone numbers.

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