| Air Canada (AC) | Frontier Airlines Inc. (F9) | Sun Country Airlines (SY) |
| Airtran Airways (FL) | Great Lakes Aviation (ZK) | US Airways (US) |
| American Airlines (AA) | Midwest Airlines (YX) | United Airlines (UA) |
| Continental Airlines (CO) | Northwest Airlines (NW) | Usa 3000 Airlines (U5) |
| Delta Air Lines (DL) |