| 47 |
Western Airlines |
720, 707, 737, 727 |
| 48 |
Aer Lingus |
707,720,737,747 |
| 49 |
Flying Tiger Line |
707 |
| 4A |
United Parcel Service |
747, 757, 767 |
| 4K |
Air Nippon |
|
| 4N |
China United Airlines |
|
| 4P |
Hainan Airlines |
|
| 4Q |
Mid East Jet |
|
| 4S |
GB Airways |
|
| 4T |
North Pacific Aviation |
BBJ |
| 4U |
Air Shamrock |
BBJ |
| 4V |
Superior International Aviation Services |
BBJ |
| 4X |
Sky Airlines |
|
| 5 |
Braathens SAFE - Braathens |
737 |
| 50 |
Trek Airways |
|
| 51 |
Northwest Orient Airlines ? Northwest Airlines |
707, 720, 727, 747, 757 |
| 52 |
Aeromexico |
|
| 53 |
United States Air Force |
707 (C-137), 737 (T-43) |
| 54 |
Mohawk Airlines |
727 |
| 55 |
Executive Jet Management |
707 (Not del), 727 |
| 57 |
Swissair/Swiss |
747 |
| 58 |
El Al |
707,737,747,757,767,777 |
| 59 |
Avianca |
720, 727, 767 |
| 5A |
Presidential Airways |
|
| 5B |
Germania |
737 |
