| 1 | WTJ | Whitejets Transportes Aereos Ltda. | IATA: W7, Callsign: Brasiljets, Founded in 2010. Commenced operations on 12 June 2010. Ceased operations during 2014. Parent company - Omni Aviation/White Airways. Was due to change name to POP Linhas A�reas but project was abandoned. | BR | AVCODES |
| 2 | WTJM | WHITE, JIMMY | | | SCAC4 |
| 3 | WTJN | WATSON, JOHN | | | SCAC4 |
| 4 | WTJR | Wichita, Tillman & Jackson Ry. Co., Inc. | added 7/1991; eliminated 10/1991; 1/1994-7/2005 | | NAKINA |
| 5 | WTJR | Wichita, Tillman & Jackson Ry. Co., Inc. | added 7/91; eliminated 10/91; 1/94-7/2000 | | NRHS |
| 6 | WTJR | WICHITA, TILLMAN & JACKSON RAILWAY CO., INC. | | | PWRC |
| 7 | WTJR | Wichita Tillman and Jackson Railway Inc | | | RSRV |
| 8 | WTJR | WICHITA TILLMAN & JACKSON RAILWAY C | | | SCAC4 |
| 9 | WTJT | WATTS, J TRUCKING LTD | | | SCAC4 |
| 10 | WTJW | WATSON, J W TRUCKING INC | | | SCAC4 |
