The proposed 21 regional railroads were as follows:

The Reading was relegated to a regional railroad for the rest of its history.

In 1987 the government merged its five regional railroads into FNM.

When the extension is completed, Newark will be the first major airport in the region to have a connection with regional and interstate railroads.

Other locations are served by regional railroads.

Even a partial shutdown of the national railroad could hurt the ability of those regional railroads to keep serving 300,000 commuters a day.

Many SD20s are still in use with leasing companies and regional and shortline railroads.

There were 33 regional railroads in 2006.

It will soon acquire more ex-Conrail lines and become a major regional railroad.

Daily service is returning after a 24-year hiatus under a new agreement between Amtrak and a regional railroad.