77 W. Wacker Dr.
Chicago, IL 60601
Phone: 312-997-8000
Company Profile:
| Business: | Operator of United Airlines and Various Regional Carriers |
| Type: | Public |
| Employees: | 47,000 |
Key Competitors:
| American Air Lines | Fort Worth, TX |
| Delta Air Lines | Atlanta, GA |
| US Airways | Tempe, AZ |