Alternate routes are loops that provide alternative alignment for a parent route.

Spur routes are spurs, splitting from the parent route without returning.

Generally, the name of the school is shown only on the destination sign, but sometimes it can also do the parent route's short trip.

These are often not signed as such, with the parent route being signed in place of both.

It then continues north before going east toward its parent route, State Road 65, at Owensville.

I-84 Business returns to the parent route within the city.

As of 2012 eight parent routes and two child routes exist.

Like the one further south, it runs along the west side of the parent route but this segment enters Fruitland Park.

Both segments follow former alignments of their parent route.

US 395 developed into a parallel of its parent route when extended south in the early 1930s.