5 Ways to Find a Cell Phone Number Online

A cell phone number lookup has never been easy, but these tips help

Mobile phones
Audrey Shtecinjo/Stocksy United

Tracking down someone's cell phone number can be difficult, if not impossible even though it seems nearly everyone has a mobile number these days. Traditional phone books do not (usually) carry listings of cell phone numbers, so there's no paper trail to follow, and cell phone numbers are unlisted — meaning that even if the number comes through on your phone screen, the person attached to it is still a mystery for the most part. 

However, that doesn't mean that finding a cell phone number listing is impossible. While mobile phone numbers are notoriously tricky to look up, there are a couple of strategies you can try. In this article, we're going to look at five different ways you can use the internet to potentially track down a cell phone number. 

While the web is a vast treasury of resources, not everything can be found online. Use these tips for entertainment purposes only. 

01
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Do a Reverse Number Lookup

Search engines instantly expand your search. Google

Try a search engine. If you know the mobile phone number already, try entering it into your favorite search engine and see a reverse number lookup might return. If the cell phone number you are looking for has ever been entered somewhere on the web — a blog, a public job profile — it will show up and you'll be able to track the owner.

  • How to Pick a Search Engine: There's no set rule in place that says you have to use the same search engine every time you look for something. In fact, most search industry experts would advise you to do the exact opposite in order to get the most well-rounded results. Every search engine serves up different results, sometimes drastically so.
  • Simple Google Search Tricks: While Google is definitely the search engine of choice for most people, there's a lot more to it than just tracking down Wikipedia articles and finding cute cat pics. Learn how you can make your Google searches more powerful than you ever thought you could.
  • Top Web Search Tricks: Do you use the same basic web search technique every time you look for something? If you do, you're not alone...most people are complacent when it comes to their search habits. With a few simple tweaks, you can make your web searches more targeted and therefore much more effective.
02
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Use Social Media to Find a Cell Phone Number

Social media sites can yield clues. filo/DigitalVision Vectors/Getty

Try social networking sites. There are millions of people who are active on various social networking sites all over the world. Many people use these social networking sites to share information with each other, and yes, that does include phone numbers. Simply type the person's name into the site's search function and see what comes back.

In addition, one of the most popular social networking sites is Facebook, which boasts more than 500 million members. It's a great source for tracking people down and, while most of the ways you can find people on Facebook are obvious, there are other informational sources within Facebook that might not be quite as easy to use. Read How to Use Facebook to Find People to learn more about how you can use Facebook to find cell phone numbers and potentially much more.

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Search By Username To Find A Cell Phone Number

Usernames can be tracked. alengo/E+/Getty

Try searching via username. Searching by usernames — individual identification codes/names for people accessing a computer, network, or website — is also a good jumping-off point find a cell phone number.

Since many people keep the same username across multiple sites, you can sometimes hit pay dirt simply by typing that username into your favorite search engine and waiting for the results. If the person has entered in their phone number somewhere on the web along with their username, it should come up in a search engine query.

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Use Alternative Search Engines to Find Cell Phone Numbers

Quote marks can help narrow searches down. bubaone/DigitalVision Vectors/Getty

Try a niche search engine. There are a wide variety of search engines on the web, and all of them serve up unique results. While general search engines are quite useful in most search situations, sometimes niche search engines — tools that fulfill a specific search purpose — can come in handy. 

People search engines can be extraordinarily useful in this regard since they search and retrieve only people-related information, which includes cell phone numbers. Type in the person's name (​use quotation marks around the name to make the search even more focused), or type in the phone number itself to find related information.

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Finding Cell Phone Numbers Online - Not Always Guaranteed

Don't pay when you can get information free. JoKMedia/E+/Getty

You should not pay for this information. There's a lot of information available on the web for free. The sites that charge for information have access to the same data you do on the web — if you can't find it, they probably can't either.

Unfortunately, it will probably be very hard to find a cell phone number online. Mobile phone numbers have not been traditionally published in any kind of directory, so they can be next to impossible to track down. But don't give up! Try the tips mentioned above, and you just might get lucky.