Free Reverse Phone Lookup

Check Who Called is a free reverse phone lookup created by you! Every time you receive a phone call from a telemarketer, a business, or your grandmother, leave a quick note about it and help us create the most informative reverse phone directory.

Why Use Check Who Called?

We have 27,153,175 comments and counting!


Thousands of people visit Check Who Called every day and share information about phone calls they have received in an effort to help everyone determine if that phone call should be answered or not. Knowledge is the only way to protect against phone scammers. If you know the number that called you is a scam then you wont be the next victim.

We have a thriving community forum


The Check Who Called community forum opens up disussions from telemarketers, to phone and email scams. Help protect yourself and others by keeping up to date on the latest scam tactics and there are also a few posts about cute dogs and cats. Visit the Check Who Called Community Forum.

Latest Comments

They called me like 89 times not sure what’s going I blocked them
Number is mentioned on FB saying it is to call to collect payment for posting a letter supposedly from Bill Gates saying for every person you forward the letter you will get $425 and every contact that forwards you get $424 and every third list gets ...
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Reported from Burnaby, British Columbia.
LeafGuard gutter systems confirming an appointment I set up.
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Reported from West Chester, Pennsylvania.

Latest Community Posts

FLAG THIS: Due to changes in Medicare due to having validated social security numbers affixed - they now have an ALPHA-NUMERIC (Letters & Numbers) ... THERE ARE SCAMMERS, HACKERS, ETC - Who are callin...
I was born and grew up in a country where there is no winter season that is why I had no idea what it feels like having snowy days. And it is never in my thoughts and dreams that someday I can live an...
The first time I used the internet the very first thing I made is my yahoo email account. Although lately I am not actively using it but still I am maintaining my account because I had some personal ...
I kept getting calls "about your credit card". Finally I decided to troll them. I said I needed credit help but didn't feel comfortable giving information over the phone, could I at least call them ba...