Escape from Safehaven (1988)

In order to survive they must escape Safehaven 186.

In a post-apocalyptic world, a family seeks refuge in Safehaven, a community protected from the ravages of the outside world by a contingency of armed guards. However, once they settle into Safehaven, they discover that the guards run the community with an iron fist, and their brutal tactics have spawned a resistance movement that tries to enlist the aid of the new arrivals.