Community Driven
Privacy Focused
Absolutely Free

Glasscaller is a community driven website that allows you to obtain information about a phone number in seconds. Our service is completely free and anonymous. You will never have to sign up for an account. You will never have to make a payment. All you have to do is type in a number, and click search.

Common use cases

  • Determine if you should respond to a missed call.
  • Identify suspicious callers and protect yourself from scammers.
  • Figure out who called you if they didn't leave a message.

Frequently Asked Questions

What is a reverse phone number lookup?
To keep it simple, a reverse phone number lookup is where you enter a phone number into a search engine and are given information about who owns that number. This is commonly used to identify callers.
What can I do to help?
The best way to help improve our website is to leave comments on the phone numbers you search for. This directly helps everyone that searches for the same phone number.
I searched for a number and nothing came up!
Please make sure you entered the number correctly. Sadly, we don't have information on every single number in existence but we do know quite a bit. Consider leaving a comment so future visitors will have information about the phone number.
Why am I seeing advertisements?
Advertisements are one of our main sources of income. We use that money to pay for our servers and staff. Without advertisements, this service would not exist.