Maryland State Route 355 is a north-south highway across Montgomery County. It runs from the Washington D.C. line, at Friendships Heights, to the Frederick/Montgomery County Line, near Hyattstown. MD St Rt 355 passes through the following towns in Montgomery County. Friendship Hieghts Somerset Bethesda Wickford Montrose Rockville Shady Grove Gaithersburg Middlebrook Neelsville Clarksburg Hyattstown MD St Rt 355 is not multi-plexed in Montgomery County. MD St Rt 355 intersects the following highways in Montgomery County. Maryland State Route 191, at Bethesda. Maryland State Route 187, at Bethesda. Maryland State Route 410, at Bethesda. Interstate 495, near Chevy Chase View. Maryland State Route 547, near Chevy Chase View. Maryland State Route 187, near Montrose. Maryland State Route 911, at Rockville. Maryland State Route 660, at Rockville. Maryland State Route 28, at Rockville. Interstate 370, at Gaithersburg. Maryland State Route 117, at Gaithersburg. Maryland State Route 124, at Gaithersburg. Maryland State Route 118, at Neelsville. Maryland State Route 27, near Brink. Maryland State Route 121, near Clarksburg. Maryland State Route 109, near Hyattstown.
A BGS on WB I-495. A BGS on WB I-495. A BGS on EB I-370. A BGS on NB I-270.
