| 1 | RMO | Rybinsk Motors, Joint-Stock Company | Callsign: Rybmotors, | RUS | AVCODES |
| 2 | RMO | Arm-Aero | Callsign: Arm-Aero, | AM | AVCODES |
| 3 | RMO | Arm-Aero | | | ICAO1 |
| 4 | RMOA | ROMA | | | SCAC4 |
| 5 | RMOAF | Royal Moroccan Air Force | القوات الجوية الملكية | MA | TRAFFIC |
| 6 | RMOB | RUSS'S MOBILE HOME SERVICE | | | SCAC3 |
| 7 | RMOB | REDBIRD MOTOR | | | SCAC4 |
| 8 | RMOC | RAMSEY OIL CO INC | | | SCAC3 |
| 9 | RMOD | ROBALI MOTORSPORTS | | | SCAC4 |
| 10 | RMOI | R & M OIL & SUPPLY INC | | | SCAC4 |
| 11 | RMOL | ROMINE OIL | | | SCAC3 |
| 12 | RMOL | ROMINE OIL COMPANY | | | SCAC4 |
| 13 | RMOM | RACHLES/MI | | | SCAC4 |
| 14 | RMON | RAINBOW MOVING AND STORAGE INC | | | SCAC4 |
| 15 | RMOO | RAMCON TRANSPORTATION | | | SCAC4 |
| 16 | RMOP | REMO ENTERPRISE INC OF LIBERIA | | | SCAC3 |
| 17 | RMOQ | RMORMES TRANSPORTATION INC | | | SCAC3 |
| 18 | RMOR | ROMA TRANSPORT INC | | | SCAC4 |
| 19 | RMOS | RAMOS TRUCK LINE | | | SCAC3 |
| 20 | RMOT | RILEY MOTORSPORTS | | | SCAC4 |
| 21 | RMOV | RAMOS MOVERS INC | | | SCAC3 |
