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#mainline

Top Voted Definition for #mainline

Main Line, PA (some refer to as the Mainline) - a region of suburban Philadelphia, Pennsylvania, consisting of a collection of affluent towns built along the old Main Line of the Pennsylvania Railroad which ran northwest from downtown Philadelphia parallel to Lancaster Avenue-the Lincoln Highway. Some of these towns are Malvern, Paoli, Berwyn, Devon, Wayne, Villanova, etc.

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Added on July 1, 2011 anonymously

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