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Pennsylvania Multiplexes
Interstate Duplexes (I/I, I/US, I/PA)

(or see the Text Index, which groups multiplexes by direction and number)

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Multiplex Towns & Cities Counties
Length (mi.)
Relative
Directions
Interstate/Interstate Duplexes
70 76 New Stanton
Somerset
Bedford
Breezewood
Westmoreland
Somerset
Bedford
87.22 Same
70 79 Washington Washington 3.55 Perp.
84 380 Dunmore Lackawanna 4 Perp.
Interstate/US Route Duplexes
70 30 Breezewood Bedford <1 Opp.
70 522 Warfordsburg, PA
Hancock, MD
Fulton, PA
Washington, MD
3 Perp.
76 1 Philadelphia Philadelphia
Montgomery
1 Perp.
76 30 Philadelphia Philadelphia 2 Same
78 22 Hamlin
Hamburg
Kuhnsville
Lebanon
Berks
Lehigh
43 Same
80 209 Stroudsburg Monroe 4 Perp.
80 220 Mackeyville
Jacksonville
Centre
Clinton
17 Perp.
80
Jacksonville
Milesburg
Centre 3 Perp.
81 6 Scranton Lackawanna 7 Perp.
81 322 Harrisburg Dauphin 3 Perp.
83 322 Harrisburg Dauphin 4 Perp.
95 322 Chester Chester 1 Perp.
99 220 Bald Eagle
Altoona
Bedford
Bedford
Blair
52 Same
180 220 Montoursville
Williamsport
Lycoming 14 Perp.
279
Pittsburgh Allegheny 6 Same
376 22 Pittsburgh
Monroeville
Allegheny 15 Same
676 30 Philadelphia Philadelphia 3 Same
Interstate/PA Route Duplexes
78 309 Allentown Lehigh 7 Perp.
80
Brookville Jefferson 3 Perp.
80 66 Clarion Clarion 5 Perp.
81 309 Wilkes-Barre Luzerne 5 Same
83 181 York York 1 Same

 

Directions: Same, Perpendicular (Perp.), and Opposite (Opp.)

Rank: [2] means second longest multiplex, [-2] means second shortest multiplex

 

Pennsylvania
Multiplexes:
Interstate
Duplexes
US/US
Duplexes
US/PA
Duplexes
PA 1-99/PA
Duplexes
PA 100-999/PA
Duplexes
Tri-, Quadru-,
& Quintuplexes
All PA Multiplexes (Text Listing)

 

15/10/0


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