Route 181 is indeed Route 181
and
the one with Checkpoint in the name is Checkpoint
lol

Promises: http://www.promisesproject.org/
Checkpoint: http://www.imdb.com/title/tt0391857/
Route 181: http://www.imdb.com/title/tt0403462/

Article about various films: http://www.cinema-scope.com/cs24/fea_porton_paradise.htm