Cities of Allegheny County
- B
- Bakerstown (2)
- Baldwin (5)
- Bellevue (3)
- Ben Avon (2)
- Bethel Park (2)
- Blawnox (3)
- Bloomfield (6)
- Brackenridge (3)
- Braddock (3)
- Braddock Hills (7)
- Brentwood (5)
- Bridgeville (4)
- C
- Carnegie (5)
- Carnot-Moon (4)
- Castle Shannon (4)
- Chalfant (5)
- Cheswick (2)
- Churchill (3)
- Clairton (2)
- Coraopolis (1)
- Crafton (5)
- W
- Wall (2)
- West Mifflin (2)
- West View (2)
- Whitaker (4)
- Whitehall (7)
- White Oak (2)
- Wilkinsburg (24)
- Wilmerding (5)
- Wilson (1)
The number in parentheses indicates the number of routes.