B
- Baden
- Baldwin
- Bally
- Bangor
- Barkeyville
- Bath
- Beallsville
- Bear Creek Village
- Bear Lake
- Beaver
- Beaver Meadows
- Beavertown
- Bechtelsville
- Bedford
- Beech Creek
- Bell Acres
- Bellefonte
- Belle Vernon
- Bellevue
- Bellwood
- Ben Avon
- Ben Avon Heights
- Bendersville
- Benson
- Bentleyville
- Benton
- Berlin
- Bernville
- Berrysburg
- Berwick
- Bessemer
- Bethany
- Bethel Park
- Big Beaver
- Biglerville
- Big Run
- Birdsboro
- Birmingham
- Blain
- Blairsville
- Blakely
- Blawnox
- Bloomfield
- Blooming Valley
- Blossburg
- Bolivar
- Bonneauville
- Boswell
- Bowmanstown
- Boyertown
- Brackenridge
- Braddock
- Braddock Hills
- Bradford Woods
- Brentwood
- Briar Creek
- Bridgeport
- Bridgeville
- Bridgewater
- Brisbin
- Bristol
- Broad Top City
- Brockway
- Brookhaven
- Brookville
- Brownstown
- Brownsville
- Bruin
- Burgettstown
- Burlington
- Burnham
- Burnside
Read more about this topic: List Of Towns And Boroughs In Pennsylvania