Rock to Nottingham, PA - PRR
Emmitsburg - Emmitsburg
Ashland to New Freedom, PA - Northern Central (PRR/PC)
Mt. Airy Branch/Loop - Baltimore & Ohio
Keymar to Union Bridge - Pennsylvania RR
Williamsport Spur - Western Maryland
McDaniel to Ocean City - Baltimore & Eastern
White Plains to Indian Head - US Navy (temp. leased to Indian Head Central)
Queenstown to Love Point - Baltimore & Eastern
Clayton, DE via Easton, MD to Oxford, MD - Pennsylvania RR
Popes Creek Branch (Lothair to Popes Creek) - Pennsylvania RR
Frederick to Thurmont - Potomac Edison
Frederick to Hanover, PA (2 segments) - Pennsylvania RR
Weverton to Roxbury - Baltimore & Ohio
Georgetown Branch - Baltimore & Ohio
Abandoned Railroads of Maryland
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Georgetown Branch - Baltimore & Ohio
Weverton to Roxbury - Baltimore & Ohio
Frederick to Hanover, PA (2 segments) - Pennsylvania RR
Frederick to Thurmont - Potomac Edison
Popes Creek Branch (Lothair to Popes Creek) - Pennsylvania RR
Clayton, DE via Easton, MD to Oxford, MD - Pennsylvania RR
Queenstown to Love Point - Baltimore & Eastern
White Plains to Indian Head - US Navy (temp. leased to Indian Head Central)
McDaniel to Ocean City - Baltimore & Eastern
Williamsport Spur - Western Maryland
Keymar to Union Bridge - Pennsylvania RR
Mt. Airy Branch/Loop - Baltimore & Ohio
Ashland to New Freedom, PA - Northern Central (PRR/PC)
Emmitsburg - Emmitsburg
Rock to Nottingham, PA - PRR