County
|
City Pop.
|
City
|
Adams
|
7,392
|
Gettysburg
|
Allegheny
|
300,431
|
Pittsburgh
|
Armstrong
|
3,881
|
Kittanning
|
Beaver
|
9,126
|
Aliquippa
|
Bedford
|
2,846
|
Bedford
|
Berks
|
94,844
|
Reading
|
Blair
|
43,525
|
Altoona
|
Bradford
|
5,446
|
Sayre
|
Bucks
|
60,622
|
Bensalem
|
Butler
|
31,560
|
Cranberry Township
|
Cambria
|
18,238
|
Johnstown
|
Cameron
|
1,924
|
Emporium
|
Carbon
|
5,658
|
Palmerton
|
Centre
|
39,525
|
State College
|
Chester
|
18,630
|
West Chester
|
Clarion
|
3,880
|
Clarion
|
Clearfield
|
7,460
|
DuBois
|
Clinton
|
8,239
|
Lock Haven
|
Columbia
|
12,587
|
Bloomsburg
|
Crawford
|
12,849
|
Meadville
|
Cumberland
|
20,144
|
Carlisle
|
Dauphin
|
50,135
|
Harrisburg
|
Delaware
|
82,716
|
Upper Darby
|
Elk
|
12,670
|
St. Marys
|
Erie
|
93,999
|
Erie
|
Fayette
|
9,803
|
Uniontown
|
Forest
|
3,538
|
Marienville
|
Franklin
|
22,354
|
Chambersburg
|
Fulton
|
1,141
|
McConnellsburg
|
Greene
|
3,922
|
Waynesburg
|
Huntingdon
|
6,818
|
Huntingdon
|
Indiana
|
13,508
|
Indiana
|
Jefferson
|
5,725
|
Punxsutawney
|
Juniata
|
804
|
Port Royal
|
|
County
|
City Pop.
|
City
|
Lackawanna
|
75,874
|
Scranton
|
Lancaster
|
57,503
|
Lancaster
|
Lawrence
|
21,745
|
New Castle
|
Lebanon
|
26,581
|
Lebanon
|
Lehigh
|
125,944
|
Allentown
|
Luzerne
|
44,453
|
Wilkes Barre
|
Lycoming
|
27,603
|
Williamsport
|
McKean
|
7,715
|
Bradford
|
Mercer
|
16,144
|
Hermitage
|
Mifflin
|
8,518
|
Lewistown
|
Monroe
|
9,913
|
East Stroudsburg
|
Montgomery
|
59,578
|
Lower Merion Township
|
Montour
|
4,200
|
Danville
|
Northampton
|
75,624
|
Bethlehem
|
Northumberland
|
9,661
|
Sunbury
|
Perry
|
2,661
|
Marysville
|
Philadelphia
|
1,576,258
|
Philadelphia
|
Pike
|
2,408
|
Matamoras
|
Potter
|
2,351
|
Coudersport
|
Schuylkill
|
13,342
|
Pottsville
|
Snyder
|
5,741
|
Selinsgrove
|
Somerset
|
5,992
|
Somerset
|
Sullivan
|
452
|
Dushore
|
Susquehanna
|
1,741
|
Forest City
|
Tioga
|
2,840
|
Mansfield
|
Union
|
5,232
|
Lewisburg
|
Venango
|
9,496
|
Oil City
|
Warren
|
9,248
|
Warren
|
Washington
|
4,167
|
Peters Township
|
Wayne
|
4,434
|
Honesdale
|
Westmoreland
|
40,648
|
Hempfield Township
|
Wyoming
|
6,772
|
Tunkhannock
|
York
|
44,834
|
York
|
|