This guide will show you exactly how to find your FBID (for profiles, pages, or apps) in 2026 using simple, proven methods, both on desktop and mobile. What is a Facebook User ID (FBID)?

Fast, convenient, often includes one-click copy functionality. Cons: Requires installing a browser extension, which needs permissions to read website data.

Unlike a customized username (vanity URL), which you can change at any time, your FBID is permanent. It never changes, even if you alter your name, email, or username. Why do you need your FBID?

If you frequently need to for multiple profiles, pages, or for automation scripts:

If a user has never set up a custom username, their profile URL will natively display the ID (e.g., https://facebook.com ).

You want to find your Facebook ID (fbid). Here's how you can do it: