In the world of the film, 143like.com is a social networking site (a parody of early Facebook or Myspace) where the characters post statuses, share photos, and—ironically—announce their narrow escapes from death. The "143" in the URL is old pager-code for "I Love You" (1 letter, 4 letters, 3 letters), adding a layer of dark irony to a story about characters who are literally running from the Grim Reaper.
Here’s where it gets interesting. Unlike many movie prop URLs that are never registered, 143like.com was a real, live website during the film’s marketing campaign. If you visited it back in 2011, you were greeted with a replica of the fictional social network. You could "like" posts from characters like Sam, Molly, and Peter. You could watch fake webcam diaries. 143like.com final destination 5
In the movie, the website serves as a plot device to show how the surviving characters are connected. But for fans, it became something more: an rabbit hole. In the world of the film, 143like