Cities of Cook County
- B
- Barrington (1)
- Bartlett (2)
- Bedford Park (5)
- Bellwood (5)
- Berkeley (3)
- Berwyn (5)
- Blue Island (6)
- Bridgeview (3)
- Broadview (4)
- Brookfield (4)
- Buffalo Grove (5)
- Burbank (5)
- Burnham (6)
- C
- Calumet City (8)
- Calumet Park (11)
- Chicago (245)
- Chicago Heights (6)
- Chicago Ridge (4)
- Cicero (8)
- Country Club Hills (2)
- Countryside (2)
- Crestwood (2)
- H
- Hanover Park (2)
- Harvey (11)
- Harwood Heights (11)
- Hazel Crest (2)
- Hickory Hills (3)
- Hillside (2)
- Hodgkins (2)
- Hoffman Estates (8)
- Hometown (6)
- Homewood (8)
- M
- Markham (4)
- Matteson (2)
- Maywood (7)
- Melrose Park (6)
- Merrionette Park (6)
- Midlothian (4)
- Morton Grove (10)
- Mount Prospect (6)
- P
- Palatine (2)
- Palos Heights (1)
- Palos Hills (4)
- Palos Park (2)
- Park Forest (2)
- Park Ridge (10)
- Phoenix (5)
- Posen (3)
- Prospect Heights (5)
- R
- Richton Park (2)
- Riverdale (4)
- River Forest (3)
- River Grove (5)
- Riverside (2)
- Robbins (3)
- Rolling Meadows (5)
- Rosemont (21)
- S
- Sauk Village (1)
- Schaumburg (1)
- Schiller Park (6)
- Skokie (10)
- South Barrington (3)
- South Chicago Heights (1)
- South Holland (3)
- Steger (2)
- Stickney (2)
- Stone Park (4)
- Streamwood (1)
- Summit (9)
The number in parentheses indicates the number of routes.