Pennsylvania Neighborhoods B
- Banksville (3)
- Bath Historic District (4)
- Bayfront (11)
- Beechview (23)
- Bell Acres/Leetsdale (3)
- Bella Vista-Southwark (107)
- Belmont (33)
- Beltzhoover (1)
- Bethany (1)
- Biery's Port Historic District (2)
- Bloomfield (47)
- Braddock Hills-Forest Hills (8)
- Brentwood-Baldwin (5)
- Brewerytown (70)
- Bridesburg (5)
- Brighton Heights (17)
- Buck/Peach Bottom/Quaryvle/Christiana (2)
- Buckman Village (1)
- Bunker Hill (1)
- Burton-Diehl (1)