Open Source Intelligence: How to find anyone's phone number

Google Dorks

Sometimes people link their phone number and email to their Facebook profile, so typing it into a Facebook search may display the profile. Another option is to look up a database of user-provided phone numbers, such as This database is not limited to the United States, but European numbers can be looked up as well.

Also, for those who want something like this but on a mobile device, there are several applications:, and

There are many reverse phone lookup services, and they are usually country or region specific, so find the one that fits your needs.


PhoneInfoga is one of the most advanced tools for scanning phone numbers using only free resources. The goal is to first gather basic information about any international phone number in a very accurate way, such as country, region, carrier and line type. Then try to identify the VoIP provider or search the footprint on search engines to try to identify the owner.


· Check if the phone number exists and is possible

· Collect standard information such as country, line type and carrier

· Check multiple numbers at once

· OSINT reconnaissance using external APIs, Google Hacking, phone books, & search engines

· Use custom formatting for more effective OSINT reconnaissance

Android emulators

Many Android apps will work fine on the emulator, but some apps may not work as expected. However, running apps on the emulator has many advantages: your real account or phone number will be safe because you don't have to install faulty apps on your phone, and you can easily spoof GPS coordinates.

Save the number in your phone and then check the list of Viber or WhatsApp contacts. These services allow adding photos, biographies and names of the owner and extracting this information just by knowing the phone number.

· Bluestacks - made mainly for gamers, but also runs other applications. Available for Windows, Mac and Linux, no virtual machine is needed to set it up, so it is easier to install than Genymotion.

· Genymotion - Widely used by developers, but there is also a free version for personal use. Available for Windows, Mac, and Linux, with a range of virtual appliances to choose from. Use IntelTechniques' guide to set up the emulator.