| 1 | IYC | Thebe Ingenieria y Consultoria S.A. de C.V. | Callsign: Aero Thebe, | MEX | AVCODES |
| 2 | IYDL | IMPORTACIONES Y DISTRIBUCIONES LATI | | | SCAC4 |
| 3 | IYE | Yemenia | IATA: IY | | ICAO1 |
| 4 | IYE | Yemenia | | YAR | TRAFFIC |
| 5 | IYEL | IMPORTADORA Y EXPORTADORA ZONA LIBR | | | SCAC4 |
| 6 | IYER | IMPORTACIONES Y EXPORTACIONE REFLOS | | | SCAC4 |
| 7 | IYLC | INTEGRITY LOGISTICS LLC | | | SCAC4 |
| 8 | IYLI | IRAY LOGISTICS INC | | | SCAC4 |
| 9 | IYLL | INTEGRITY LOGISTICS LLC | | | SCAC4 |
| 10 | IYML | INTEGRITY MOVING LLC | | | SCAC4 |
| 11 | IYO | Iyo Railway | City: Matsuyama | J | TRAFFIC |
| 12 | IYSN | INERGY SALES & SERVICE INC | | | SCAC4 |
| 13 | IYTC | INTERBAY TRANSPORT LOGISTICS CORP | | | SCAC4 |
| 14 | IYTL | INTEGRITY TRANSPORT LLC | | | SCAC4 |
| 15 | IYXS | IANSWAY TRANSPORTATION SERVICE LLC | | | SCAC4 |
