| 1 | WCG | West Coast Airlines Limited | Callsign: Whiskey India, | GH | AVCODES |
| 2 | WCG | West Coast Airlines | | | ICAO1 |
| 3 | WCGD | WESTERN CARTAGE LTD | | | SCAC4 |
| 4 | WCGE | WILL CARRIER EXPRESS | | | SCAC1 |
| 5 | WCGE | WILL CARRIER EXPRESS | | | SCAC4 |
| 6 | WCGL | WEST COAST CASING LLC | | | SCAC4 |
| 7 | WCGP | WELLS CARGO INC (PA DIVISION) | | | SCAC4 |
| 8 | WCGU | WELDSHIP INDUSTRIES | | USA | BIC |
| 9 | WCGU | Weldship Industries | | | RSRV |
| 10 | WCGU | WELDSHIP INDUSTRIES | | | SCAC4 |
| 11 | WCGX | Westcentral Cooperative Grain Co. | added 10/1965; eliminated 1/1966 | | NAKINA |
| 12 | WCGX | Westcentral Cooperative Grain Co. | added 10/65; eliminated 1/66 | | NRHS |
| 13 | WCGX | WESTCENTRAL COOPERATIVE GRAIN CO. | | | PWRC |
