| 1 | YJ | NAC Aviation Business Centre (PTY) Ltd. d/b/a National Airlines | ICAO: NTN, Callsign: Natchair, Designator YJ recalled by IATA | ZA | AVCODES |
| 2 | YJ | Amiyi Airlines Limited | IATA Prefix: 687, IATA designator changed from 9K* | WAN | AVCODES |
| 3 | YJ | Asian Wings Airways Ltd | ICAO: AWM, Callsign: Asian Star, Suspended operations on 01 January 2019. Commenced operations on 27 January 2011. | MYA | AVCODES |
| 4 | YJ | Asian Express General Aviation Wuxi Co., Ltd. | ICAO: WUA, Callsign: Yajie Air, | PRC | AVCODES |
| 5 | YJCS | YJC LOGISTICS | | | SCAC4 |
| 6 | YJEP | YAHVEH-JIREH EXPRESS | | | SCAC4 |
| 7 | YJNE | YONKERS, JONATHAN E | | | SCAC4 |
| 8 | YJSL | YICHENG JET-SEA LOGISTICS INC | | | SCAC4 |
