| 1 | YY | Lufthansa Cargo AG | ICAO: GEC, Callsign: Lufthansa Cargo, Name changed from German Cargo Services GmbH w.e.f. 01 May 1993. Designator YY recalled by IATA | D | AVCODES |
| 2 | YYCU | QUANZHOU YIYANG CONTAINER SERVICE C | | | SCAC4 |
| 3 | YYKN | YUSEN LOGISTICS (AMERICAS) INC (DOM | | | SCAC4 |
| 4 | YYOI | YODER & YODER INC | | | SCAC4 |
| 5 | YYTC | YOUNG & YOUNG TRADING CO LTD | | | SCAC4 |
| 6 | YYTK | YY TRUCKING | | | SCAC4 |
