| 1 | IFR | International Flight Resources, LLC | | USA | AVCODES |
| 2 | IFRA | INDUSTRIAL FIELD ROBOTICS USA INC | | | SCAC4 |
| 3 | IFRF | INTERNATIONAL FREIGHT FORWARDING | | | SCAC4 |
| 4 | IFRH | INDIANA FREIGHT SERVICE INC II | | | SCAC4 |
| 5 | IFRIG | Interfrigo | | D | TRAFFIC |
| 6 | IFRN | IN2 FR8 | | | SCAC4 |
| 7 | IFRQ | INTEROCEAN FREIGHT SERVICES SDN BHD | | | SCAC4 |
| 8 | IFRU | INFRABUILD | | AUS | BIC |
| 9 | IFRX | Infinity Rail, LLC | 7/2005 (not listed) | | NAKINA |
| 10 | IFRX | INFINITY RAIL, LLC | | | PWRC |
| 11 | IFRX | Infinity Rail | | | RSRV |
| 12 | IFRX | INFINITY RAIL LLC | | | SCAC4 |
| 13 | IFRX | Infinity Rail | | USA | TRAFFIC |
