| 1 | WEA | White Eagle Aviation Ltd. | IATA: W2, Callsign: White Eagle, | PL | AVCODES |
| 2 | WEA | Windward Express Airways N.V. | Callsign: Daystar, | NA | AVCODES |
| 3 | WEA | White Eagle Aviation | | | ICAO1 |
| 4 | WEAD | WESTERN STATES LOGISTICS | | | SCAC4 |
| 5 | WEAJ | WESTERN AG INDUSTRIES, INC | | | SCAC1 |
| 6 | WEAJ | WESTERN AG INDUSTRIES INC | | | SCAC4 |
| 7 | WEAL | Wealden of London | | GB | TRAFFIC |
| 8 | WEAP | WESTSIDE TRANSPORT | | | SCAC4 |
| 9 | WEAS | WEST COAST AGENCIES, INC | | | SCAC1 |
| 10 | WEAS | WEST COAST AGENCIES LLC | | | SCAC4 |
| 11 | WEAV | WEAVER, M M & SONS INC | | | SCAC4 |
| 12 | WEAW | WEE HAUL LLC | | | SCAC4 |
| 13 | WEAX | ACI Co. | added 4/1976; eliminated 1/1979 | | NAKINA |
| 14 | WEAX | ACI Co. | added 4/76; eliminated 1/79 | | NRHS |
| 15 | WEAX | ACI COMPANY | | | PWRC |
| 16 | WEAX | ACI COMPANY | | | SCAC4 |
| 17 | WEAY | WINDAUS ENERGY INC | | | SCAC4 |