| 1 | RAG | Regio Air GmbH | Callsign: German Link, | D | AVCODES |
| 2 | RAG | Xstrata Nickel | Callsign: Raglan, | CDN | AVCODES |
| 3 | RAG | Regio Air | | | ICAO1 |
| 4 | RAG | RAG Bahn- und Hafenbetriebe GmbH | Gladbeck (RAG = Ruhrkohle AG) | D | privat-bahn.de |
| 5 | RAG | RAG Logistik GmbH | Essen | D | privat-bahn.de |
| 6 | RAG | Bahn- und Hafenbetriebe der Ruhrkohle AG GmbH | | D | TRAFFIC |
| 7 | RAGA | RAYS GARAGE INC | | | SCAC3 |
| 8 | RAGC | RALPHS GROCERY COMPANY | | | SCAC3 |
| 9 | RAGC | RIGHT ANGLE TRANSPORTATION CORP | | | SCAC4 |
| 10 | RAGD | RAGLAND TRANSPORTATION CO | | | SCAC4 |
| 11 | RAGE | REEFER AGENCIES | | | SCAC4 |
| 12 | RAGG | ROYAL AMERICAN OF GEORGIA | | | SCAC3 |
| 13 | RAGI | RAGAR INTERNATIONAL INC | | | SCAC4 |
| 14 | RAGK | ROSA CARTING & TRUCKING LLC | | | SCAC4 |
| 15 | RAGL | RAGAN LOGISTICS INC | | | SCAC4 |
| 16 | RAGO | RAPID DELIVERY SERVICE | | | SCAC3 |
| 17 | RAGO | RAPID DELIVERY SERVICE INC | | | SCAC4 |
| 18 | RAGP | RAGE EXPRESS | | | SCAC4 |
| 19 | RAGR | REL CARGO EXPRESS USA INC. | | | SCAC4 |
| 20 | RAGT | RANGEN TRANSPORTATION INC | | | SCAC3 |
| 21 | RAGT | RAA GREENFIELD TRANSPORTATION LLC | | | SCAC4 |
| 22 | RAGU | RABANCO COMPANIES | | | SCAC4 |
| 23 | RAGX | North Western Refrigerator Line Co. | eliminated 7/1958 | | NAKINA |
| 24 | RAGX | North American Car Corp. | 10/1957 | | NAKINA |
| 25 | RAGX | North Western Refrigerator Line Co., A Division of North American Car Corp. | added 4/1956 | | NAKINA |
| 26 | RAGX | North Western Refrigerator Line Co. | 1/1950-7/1954; eliminated 4/1956 | | NAKINA |
| 27 | RAGX | North Western Refrigerator Line Co. | Jan-52 | | NRHS |
| 28 | RAGX | North American Car Corp. | Oct-57 | | NRHS |
| 29 | RAGX | North Western Refrigerator Line Co. | eliminated 7/58 | | NRHS |
| 30 | RAGX | NORTH WESTERN REFRIGERATOR LINE, DIV. NATIONAL AMERICAN CAR CORP. | | | PWRC |