| 1 | CWX | Crow Executive Air, Inc. | Callsign: Crow Express, | USA | AVCODES |
| 2 | CWX | Crow Executive Air | | | ICAO1 |
| 3 | CWX | Crystal Springs Water Co., Inc. | 1/1941-10/1957; eliminated 10/1958 | | NAKINA |
| 4 | CWX | Crystal Springs Water Co., Inc. | 1/52-10/57; eliminated 10/58 | | NRHS |
| 5 | CWX | CRYSTAL SPRINGS WATER CO., INC. | | | PWRC |
| 6 | CWXC | CW TRANSPORT LLC | | | SCAC4 |
| 7 | CWXE | COMMONWEALTH EXPRESS INC | | | SCAC3 |
| 8 | CWXI | CAROLINA WESTERN EXPRESS INC | | | SCAC3 |
| 9 | CWXO | C & W TRANSPORTATION CO | | | SCAC4 |
| 10 | CWXP | CROWN EXPRESS INC | | | SCAC3 |
| 11 | CWXR | CARPET WEST EXPRESS INC | | | SCAC3 |
| 12 | CWXR | COW TAXI TRANSPORT LTD | | | SCAC4 |
| 13 | CWXS | CHUCKWAGON EXPRESS INC | | | SCAC3 |
| 14 | CWXT | CLARK WORLDWIDE TRANSPORTATION | | | SCAC4 |
| 15 | CWXU | CONEXWEST | | USA | BIC |
| 16 | CWXV | CITY WIDE TRANSPORT SERVICES INC | | | SCAC4 |
| 17 | CWXY | C W TRANSPORTATION COMPANY | | | SCAC4 |
