Aeroflot
Terminal 5 - (312) 819-2350

Air Canada
Terminal 3 -- (888) 247-2262

Air France
Terminal 5 -- (800) 237-2747

Air India
Terminal 5 -- (800) 621-8231

Air Jamaica
Terminal 5 -- (800) 523-5585

Air Ukraine
Terminal 5 -- (800) 857-2463

Alitalia Airlines
Terminal 5 -- (800) 223-5730

America West Airlines
Terminal 2 -- (800) 235-9292

American Airlines
Terminal 3 -- (800) 433-7300

American Eagle
Terminal 3 -- (800) 433-7300

American Trans Air
Terminal 5 -- (800) 225-2995

British Airways
Terminal 5 -- (800) 247-9297

China Eastern Airlines
Terminal 5 -- (773) 686-7671

Continental Airlines
Terminal 2 -- (800) 525-0280

Delta Airlines
Terminal 3 -- (800) 221-1212

El Al Israel
Terminal 5 -- (800) 223-6700

Japan Airlines
Terminal 5 -- (800) 525-3663

KLM Royal Dutch Airlines
Terminal 5 -- (800) 374-7747

Korean Airlines
Terminal 5 -- (800) 438-5000

Kuwait Airways
Terminal 5 -- (800) 458-9248

LOT Polish Airlines
Terminal 5 -- (800) 223-0593

Lufthansa
Terminal 1 -- (800) 645-3880

Mexicana Airlines
Terminal 5 -- (800) 531-7921

Northwest Airlines
Terminal 2 -- (800) 225-2525

Reno Air
Terminal 3 -- (800) 433-7300

Royal Jordanian Airlines
Terminal 5 -- (800) 223-0470

Sabena Belgian World Airlines
Terminal 5 -- (800) 955-2000

Scandinavian Airlines
Terminal 5 -- (800) 221-2350

Spirit Airlines
(800) 772-7117

Sun Country Airlines
Terminal 3 -- (800) 359-5786

Swissair
Terminal 5 -- (800) 221-4750

Taesa Airlines
Terminal 5 -- (800) 328-2372

Tarom Airlines
Terminal 5 -- (773) 871-3092

Transmeridian Airlines
Terminal 3 -- (773) 894-0019

United Airlines
Terminal 1 -- (800) 241-6522

United Express Airlines
Terminal 1 -- (800) 241-6522

AirTran
(800) 825-8538

America West Airlines
(800) 235-9292

American Trans Air
(800) 225-2995

ATA Connection/Chicago Express
(800) I FLY ATA

Com Air
(800) 354-9822

Continental Airlines
(800) 525-0280

Frontier Airlines
(800) 432-1359

Northwest Airlines
(800) 225-2525

Southwest Airlines
(800) 435-9792

Vanguard Airlines
(800) VANGUARD