How To Find Callers From Unknown Numbers

If you’ve ever been the victim of a prank call or harassment, you know how frustrating it can be to not know who is on the other end of the line. While there are paid services that will help you track down a phone number, there are also a few ways you can do it for free. With a little patience and some internet sleuthing, you can usually find out who is behind an unknown caller ID.

Getting calls from an unknown number may annoy and it would be really helpful to know who’s calling. There are a number of websites that assist you with this service and offer to find out the details of such calls. Reverse Cell Phone Lookup websites can help to collect details of name, age, and address from landline or cell phone numbers.

How To Find Callers From Unknown Numbers

Some websites offer to provide this service free of cost while some are paid. But there are many scam websites that put in viruses or Trojans once visitors use their service. One has to be careful and make sure that this service is genuine. Let’s take a look at various options available to find anonymous callers.

How to find out the real person behind anonymous calls?

It’s actually easy to look up numbers and find out details about who is calling. By just typing ‘reverse cell phone lookup’ on Google you can get a list of such websites that offer this service. Some sites provide this service free of cost while some charge a nominal fee. You can compare the fees and opt for a website that would be reasonable with the price.

Once you have selected the website type in the phone number. You will be provided the person’s name, street address, and a link to a map showing directions. There are also options like advanced search which help you get more details or even unlisted information too. But these are paid options and would cost you.

How to find out an unknown caller’s number for free

If you want to find out an unknown caller’s number for free, there are a few ways you can do this. One way is to use a reverse phone lookup service. These services allow you to enter a phone number and they will give you information about the owner of that number. Another way to find out an unknown caller’s number is to use a Google search.

How to find out an unknown caller’s number using a reverse phone lookup

If you receive a call from an unknown number, you can use a reverse phone lookup to find out who the caller is. To do this, you’ll need to enter the unknown number into a search engine, and then click on the “reverse phone lookup” option.

Try the apps mentioned below.

List of websites that offer  reverse lookup services

Here are some of the top websites that offer services to find out unknown callers.


TrueCaller is a free support service that helps to track calls free of cost. Their details are accurate and also come with spam marking feature. It is more or less like a mobile directory that stores all the cell information of all its TrueCaller users. It is available in all countries and functions on all operating systems like Windows, Mac, iOS, Android, Blackberry, and Nokia Asha.

White Pages get you information like name, address, and map of all international numbers. They also have options to get you information about the cell owner’s age as well as details about neighbors too. For other additional information like background checkups, you would be required to pay fees.

This is another website that gives you information about the name, address, and map of the concerned cell number. Again for advanced searches, you will have to pay a fee. This is owned by Intelius and per statistics, it has over 11 million visitors every month for this website.

This is another reverse lookup website that gets you information about international numbers. You get the name, address, and map of the provided cell number. Details of unlisted numbers are not available but further information about numbers will be required to pay fees.

Spy Dialer

Spy dialer enables users to find out about the caller without having to attend the call. Here you can enter the number on the provided space on the website and a free confidential call will be made to this number. It will be redirected to the concerned person’s voice mail and as such you get to identify the user.

You can join this website by either sharing your Address book with their site or paying a fee of $9.95.But it is noted that once your address book is shared it cannot be canceled.

With any of these websites, you can easily punch in the anonymous number who called you and look up the contact details of the person behind the number.

Best Caller ID Apps To Identify Calls from Unknown Numbers

There are many caller ID apps available that can help you to identify incoming calls. Here are 10 of the best:

1. TrueCaller

TrueCaller is a mobile app that helps you identify unknown numbers and block spam calls. It has a huge database of phone numbers from around the world and uses crowd-sourcing to keep it up-to-date.

2. Whoscall

Whoscall is an app that helps you to identify unknown numbers and track calls. It has a huge database of over 1 billion numbers, so chances are it can help you to find out who is calling you. Simply enter the number into the search bar and Whoscall will give you information about the number, such as the name of the person or company, their location, and any other available information. You can also use Whoscall to block unwanted calls and report spam numbers.

3. Hiya

Hiya is a mobile app that helps you identify and block unwanted callers. It also provides reverse phone lookup and caller ID services. Hiya uses your device’s contacts to provide caller ID, so it knows who your friends and family are. Hiya also uses crowd-sourced data to keep its database of numbers up-to-date. This means that if a number is being used by a spammer or telemarketer, Hiya will likely have that information in its database. When you get a call from an unknown number, Hiya will look up the number in its database and give you a warning if the number is associated with spam or fraud. Hiya can also block calls from known spam numbers.

4. CallApp

CallApp is a mobile application that helps you to identify and track unknown numbers. It works by using the caller ID information from your phone to identify the caller and provide you with their name, address, and other contact information. You can also use CallApp to block unwanted calls, and keep a record of all your calls.

5. TrapCall

TrapCall is an app that lets you unmask blocked or unknown callers. It’s useful for avoiding spam calls or for finding out who’s behind a number that’s been calling you. When you get a call from an unknown number, TrapCall will intercept it and give you the option to reveal the caller’s identity. You can also use TrapCall to block unwanted callers and report them to the authorities.

6. Mr. Number

The Mr. Number Android app is a call blocker and reverse phone lookup app that helps you to identify and block unknown numbers, as well as keep track of any numbers you want to remember. With the app, you can also see who is calling you from a private or unknown number, and you can block them with the touch of a button. The app also allows you to set up a blacklist of numbers that you always want to block, and you can even report numbers that are constantly calling you or sending you unwanted texts.

7. Showcaller

Showcaller is an Android app that helps you track unknown numbers. It works by matching the number with a database of known numbers and then displaying the name and location of the person or business associated with that number. You can also use Showcaller to block unwanted calls and to keep a record of all the numbers you’ve called or received calls from.

8. Call Blocker

The Call Blocker Android app is a simple and effective way to block unwanted calls and track unknown numbers. When you receive a call from an unknown number, the app will automatically block the call and send a notification to your device. You can also view a list of blocked numbers in the app.

9. Call Blocker Free

Call Blocker Free is an Android app that helps you track unknown numbers. It works by blocking numbers that are not in your contact list. When a call comes in from an unknown number, the app will automatically block the call and send a notification to you. You can then view the number in the app and decide whether or not to add it to your contact list.

How to find unknown number details in India?

Online identification of unknown numbers is not easy, but totally possible with the use of some apps.

If you’re on an Android phone, try the apps mentioned above to find out the real identity of the person behind unknown numbers.

How do I stop unknown numbers from calling me?

The best way to stop unknown calls is to block them. This can be done in the Phone app under Recents. Tap the info icon next to the number and scroll down to Block this Caller.

How To Find Callers From Unknown Numbers

Or follow the instructions here.

How to file a police complaint in India for anonymous calls

If someone is disturbing you with phone calls in India, you can file a police complaint. You will need to provide the police with the number of the person who is making the calls, as well as any other relevant information.

If you do not have the number, you can still file a complaint with the cyber cell.

Please contact your nearest Police station.

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Mani Karthik

About the Author

Mani Karthik

Blogger, Mentor & Entrepreneur.
Lived in more than 10 cities & 3 countries.
I share everything I learned on this blog, so that you benefit.

8 responses to “How To Find Callers From Unknown Numbers”
  1. Nilo

    Hui karthik,
    How to identify the unknown no. Msg and the no. Start with+99

  2. Nikitha Satish Swami

    Hi karthik!!I am calling a BSNL sim mobile number which belongs to one of my family members, but call is getting diverted to some unknown person and every time I get call from that unknown person.
    I checked in true caller id too, it shows my family member only. How do I resolve this? Please help me.

  3. Nivi

    hi karthik..
    am Nivi..two days before i got call from unknown..i dont know there any ways to find who is that person

  4. Mani Karthik

    You’ll have to use some of the methods mentioned above Roopesh.

  5. Roopesh

    Hi Karthik, This is Roopesh I got a call from +9745XXXXXXX but nobody is speaking while I try to answer. Can I get the detailed address of the number /

  6. Mani Karthik

    Contact me on WhatsApp I might be able to help.

  7. Shital

    Hi Karthik I wan help from u , to know a no. Which is unknown

  8. Max

    how can identify a hidden caller

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