Roads of the Mid-South & West > Highways of the State of Maryland > U.S. Federal Route 40, Maryland
|U.S. Federal Route 40|
U.S. Federal Route 40 is an east-west highway across Northern Maryland. It runs from Pennsylvania State Line, near Uniontown, to the Delaware State Line, near Glasgow. Info on U.S. Rt. 40 is broken down by county below.
Frederick County Carroll County Howard County
Baltimore County City of Baltimore
Harford County Cecil County
Branches of U.S. Rt. 40 in Maryland
30 December 2012