| 1 | ROH | Aero Gen, S.A. de C.V. | Callsign: Aerogen, | MEX | AVCODES |
| 2 | ROH | Aero Gen | | | ICAO1 |
| 3 | ROHA | ROCHA TRUCKING INCORPORATED | | | SCAC4 |
| 4 | ROHB | ROTH BROTHERS CONTRACTORS INC | | | SCAC3 |
| 5 | ROHC | RONALD HAULING COMPANY | | | SCAC3 |
| 6 | ROHC | ROAD HOUSE CARRIERS INC | | | SCAC4 |
| 7 | ROHDE | Rohde Verkehrsbetriebe GmbH | Real: RVB | D | TRAFFIC |
| 8 | ROHF | ROYAL HAWAIIAN FORWARDING | | | SCAC3 |
| 9 | ROHG | ROSE, H G MOVING & STORAGE, FLUSHIN | | | SCAC3 |
| 10 | ROHG | RONCO OILFIELD HAULING LTD | | | SCAC4 |
| 11 | ROHH | ROACH, HAROLD H INC | | | SCAC3 |
| 12 | ROHJ | Ringkøbing - Ørnhøj - Holstebro Jernbane (Ørnhøjbanen) | 1925 - 1961 | DK | TRAFFIC |
| 13 | ROHK | ROCHESTER TRUCKING INC | | | SCAC4 |
| 14 | ROHM | ROHMER TRUCKING COMPANY | | | SCAC4 |
| 15 | ROHN | R O H L TRANSPORT | | | SCAC3 |
| 16 | ROHP | ROGERS, PHILLIP F | | | SCAC3 |
| 17 | ROHP | ROHAM EXPRESS | | | SCAC4 |
| 18 | ROHQ | ROHN, JAMES C | | | SCAC3 |
| 19 | ROHR | ROHRBAUGH, RODNEY TRUCKING INC | | | SCAC4 |
| 20 | ROHS | ROTH & SONS TRUCKING INC | | | SCAC3 |
| 21 | ROHT | ROHMAN TRUCK | | | SCAC3 |
| 22 | ROHT | RAHNS OIL & PROPANE INC | | | SCAC4 |
| 23 | ROHV | ROCHESTER VAN & STORAGE | | | SCAC3 |
| 24 | ROHW | ROHTSTEIN CORP | | | SCAC3 |
| 25 | ROHW | Friedrich Rohwedder GmbH | | DE | VKM |
