MD 135 heads straight southeast toward a grade-separated crossing of CSX's Mountain Subdivision very close to the railroad's crossing of the Eastern Continental Divide.
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MD 135 is the main link between the towns of Oakland, Mountain Lake Park, Loch Lynn Heights, and Deer Park on the Appalachian Plateau and the communities of Bloomington, Luke, Westernport, and McCoole in the upper valley of the Potomac River.
Maryland | University of Maryland | Bethesda, Maryland | Annapolis, Maryland | Silver Spring, Maryland | Montgomery County, Maryland | U.S. Route 66 | U.S. Route 1 | Cumberland, Maryland | Governor of Maryland | Frederick, Maryland | Maryland House of Delegates | Hagerstown, Maryland | U.S. Route 6 | U.S. Route 101 | Route 66 | Emmitsburg, Maryland | Columbia, Maryland | Westminster, Maryland | U.S. Route 30 | New Jersey Route 4 | European route E65 | U.S. Route 40 | Laurel, Maryland | Howard County, Maryland | Havre de Grace, Maryland | California State Route 1 | University of Maryland, Baltimore | Bowie, Maryland | U.S. Route 1 in Maine |