| Business | Phone |
| Lot Polish Airlines 333 N Michigan Ave, Chicago 60601 | (312) 236-5501 |
| Mexicana Airlines 316 N Michigan Ave 250, Chicago 60601 | (312) 357-2880 |
| Olympic Airways 333 N Michigan Ave 1230, Chicago 60601 | (312) 782-8878 |
| Scandinavian Airlines 150 N Michigan Ave, Chicago 60601 | (312) 855-3900 |
| Singapore Airlines 122 S Michigan Ave 1710, Chicago 60603 | (312) 419-6780 |
| Turkish Airlines 625 N Michigan Ave 1400, Chicago 60611 | (312) 943-7858 |
| Southwest Airlines Co 5035 W 55th St, Chicago 60638 | (773) 471-3457 |
| Japan Airlines 516 Express Center Dr, Chicago 60688 | (773) 894-7200 |
| Air China 221 N La Salle St, Chicago 60601 | (312) 407-0080 |
| British Airways Plc 35 E Wacker Dr, Chicago 60601 | (312) 781-9260 |
| Malaysian Airline System 33 N Dearborn St, Chicago 60602 | (312) 943-0925 |
| Air France 875 N Michigan Ave, Chicago 60611 | (312) 440-7922 |
| Tam Brazilian Airlines 680 N Lake Shore Dr, Chicago 60611 | (312) 482-9991 |
| Midway Connection 5945 S Keating Ave, Chicago 60629 | (773) 735-1521 |
| Ata Airlines Reservations Chicago 60631 | (847) 825-1500 |
| Southwest Airlines Co 5333 S Laramie Ave, Chicago 60638 | (773) 884-0236 |
| Syktanking Usa Inc 5401 S Laramie Ave, Chicago 60638 | (773) 284-7726 |
| United Air Lines Inc 5700 S Cicero Ave, Chicago 60638 | (773) 581-9630 |