Places beginning with AL in Pennsylvania, United States
- Aladdin
- Alaska
- Alaska
- Alba
- Alba, Borough of
- Albany
- Albany
- Albany, Township of
- Albany, Township of
- Albert
- Albion
- Albion
- Albion, Borough of
- Albrightsville
- Alburtis
- Alburtis, Borough of
- Alcoa Center
- Alcola
- Aldan
- Aldan, Borough of
- Alden
- Aldenville
- Aldham
- Aldovin
- Aleppo
- Aleppo, Township of
- Aleppo, Township of
- Alexander Springs
- Alexandria
- Alexandria, Borough of
- Alfarata
- Alfarata
- Alford
- Alica
- Alice
- Alice
- Alinda
- Aline
- Aliquippa
- Aliquippa, Borough of
- Allegany, Township of
- Allegheny Acres
- Allegheny Center (subdivision)
- Allegheny County
- Allegheny Furnace
- Allegheny (historical)
- Allegheny Springs
- Allegheny, Township of
- Allegheny, Township of
- Allegheny, Township of
- Allegheny, Township of
- Allegheny, Township of
- Allegheny, Township of
- Alleghenyville
- Allegheny West
- Allemans
- Allen
- Allen
- Allendale
- Allendale
- Allen Junction
- Allen Lane
- Allenport
- Allenport
- Allenport, Borough of
- Allens
- Allens Crossroads
- Allens Mills
- Allensville
- Allentown
- Allentown, City of
- Allen, Township of
- Allentown (subdivision)
- Allenvale
- Allenview
- Allenwood
- Alliance Furnace
- Allis Hollow
- Allison
- Allison Heights
- Allison Park
- Allison Park (subdivision)
- Allison Park (subdivision)
- Allison, Township of
- Allport
- Allport
- Almaden
- Almedia
- Almont
- Alnwick
- Alpha (subdivision)
- Alpine
- Alpine Heights
- Alpsville
- Alsace Manor
- Alsace, Township of
- Alta Manor
- Altamont
- Altenwald
- Althom
- Althouse
- Altman
- Alto Grandview Acres
- Altonah
- Alton Park (subdivision)
- Altoona
- Altoona, City of
- Altor
- Alum Bank
- Alum Rock
- Aluta
- Alvan
- Alverda
- Alverton
- Alvira (historical)