Find: My Fbid
A: No, you cannot find someone else's FBID without their consent. Facebook takes user privacy seriously, and attempting to access or share someone else's FBID without permission is against their terms of service.
If you just need your username for social sharing, you can find it in your settings. Go to > Settings . View your Profile URL under user settings. find my fbid
Unlike your username (e.g., facebook.com/john.doe ) or your display name (e.g., "John Doe"), your FBID is a string of numbers—usually 15 or 16 digits long. For example: 10158493285720471 . A: No, you cannot find someone else's FBID