| 1 | RIM | Rimrock Airlines, Inc. | Callsign: Rimrock, | USA | AVCODES |
| 2 | RIM | Rimrock Airlines | | | ICAO1 |
| 3 | RIM | Rheinisches Industriebahn Museum e.V | | DE | VKM |
| 4 | RIMA | RIMAR TRANSPORT | | | SCAC3 |
| 5 | RIMA | RIMAR TRANSPORT | | | SCAC4 |
| 6 | RIMC | RICHLOR MACHINERY CO INC | | | SCAC3 |
| 7 | RIMD | RAIL INTERMODAL TRUCKING LTD | | | SCAC3 |
| 8 | RIMD | RELIANCE INTERMODAL LLC | | | SCAC4 |
| 9 | RIME | RIME SALES CORP | | | SCAC4 |
| 10 | RIMG | RIFFEL MOVING SERVICE INC | | | SCAC3 |
| 11 | RIMG | RIMAR CHARTERING CORPORATION | | | SCAC4 |
| 12 | RIMH | RIM LOGISTICS LTD | | | SCAC4 |
| 13 | RIMI | RIO MARINE INC | | | SCAC3 |
| 14 | RIML | RIMORCHIATORI | | | SCAC4 |
| 15 | RIMN | RIECHMANN TRANSPORT INC | | | SCAC3 |
| 16 | RIMN | RODRIGUEZ MARRUFO, FRANCISCO | | | SCAC4 |
| 17 | RIMO | REPRESENTACI | | | SCAC4 |
| 18 | RIMQ | RIED MOTOR EXPRESS | | | SCAC3 |
| 19 | RIMR | RIEMERS MARINA | | | SCAC3 |
| 20 | RIMS | GEORGE RIMES TRUCKING CO | | | PWRC |
| 21 | RIMT | ROCK ISLAND MOTOR TRANSIT CO | | | PWRC |
| 22 | RIMT | ROLLA IMPLEMENT | | | SCAC4 |
| 23 | RIMX | Ready Mixed Concrete Co. | 1/1994-7/2005 (not listed) | | NAKINA |
| 24 | RIMX | Ready Mixed Concrete Co. | 1/94-7/2000 | | NRHS |
| 25 | RIMX | READY MIXED CONCRETE CO. | | | PWRC |
| 26 | RIMX | *READY MIXED CONCRETE COMPANY | | | PWRC |
| 27 | RIMX | +RAIL & MOTOR INTERNATIONAL LTD. | | | PWRC |
| 28 | RIMX | Ready Mixed Concrete | | | RSRV |
| 29 | RIMX | RAIL & MOTOR INTERNATIONAL LTD | | | SCAC4 |
