Answer: In order to get a short URL for your Facebook Business Page (Facebook Username Link), you’ll first need to setup a facebook username for your facebook business page. Your facebook username then becomes your short url link, facebook.com/username.
Step 1: Go to your page and click on ABOUT in the left column.
Step 2: Click on EDIT next to username.
Step 3: Create a USERNAME. Keep it simple so it’s easy for people to type in. Then click the CREATE USERNAME button.
Step 4: Enter your username into your browser to make sure it worked.