Route: 121 – Union/Streeterville Express
Agency: Chicago Transit Authority (50066)
Route URL
Stops
- 584 | Fairbanks & Huron
- 587 | Fairbanks & Ohio
- 589 | Grand & McClurg
- 590 | Grand & Fairbanks/Columbus
- 593 | Fairbanks & Erie
- 595 | Fairbanks & Superior
- 596 | Fairbanks & Chicago
- 6583 | Michigan (Lower) & E. Wacker
- 6585 | Michigan (Lower) & Illinois
- 6586 | Michigan (Lower) & Illinois
- 6588 | Wacker (Lower) & Michigan
- 12713 | Adams & Canal
- 16038 | Wacker (Upper) & Adams
- 17742 | McClurg & Huron
- 17743 | McClurg & Ontario
- 17746 | McClurg & Huron
- 17926 | McClurg & Grand
- 18252 | Union Station Transit Center
- 18763 | Fairbanks & Ohio
- 18828 | McClurg & Ontario
Direction Patterns
- Union Station
- Union Station
- McClurg/Huron
- Union Station
- Fairbanks/Chicago
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