This tool called "Find Facebook ID" provides an easy and fast way to find the Facebook ID for your profile or a group or a page.
This tool accepts Facebook URL, see the following example URL formats below:
https://www.facebook.com/zuck
https://m.facebook.com/MTP.Fan
https://m.facebook.com/groups/FindidfbCom
https://www.facebook.com/profile.php?id=100012362696847
1. Numeric Facebook IDs are needed when retrieving some data from Facebook.
2. You will kinda know your place in Facebook history. For example, we will enter the URL https://www.facebook.com/zuck on the text box below, the extracted ID will show "4" which means he is one of the earliest users or records in Facebook database.