| 1401 | RCB | Rail Cargo Berlin GmbH | | D | TRAFFIC |
| 1402 | RCB | Rail Cargo Berlin | | DE | VKM |
| 1403 | RCBA | RIVER CITY TRANSPORTATION INC | | | SCAC4 |
| 1404 | RCBB | RECOB BROTHERS TRUCKING | | | SCAC3 |
| 1405 | RCBC | ROYAL CROWN BEVERAGE CO INC | | | SCAC3 |
| 1406 | RCBD | RICHARDSON, B TRANSPORT LTD | | | SCAC4 |
| 1407 | RCBE | ROSIN, CARL TRUCKING LLC | | | SCAC4 |
| 1408 | RCBG | ROYAL CROWN BEVERAGE CO | | | SCAC3 |
| 1409 | RCBH | RAMO CARRIERS INC | | | SCAC4 |
| 1410 | RCBJ | RCS TRUCKING LLC | | | SCAC4 |
| 1411 | RCBK | R CUBED TRUCKING | | | SCAC4 |
| 1412 | RCBL | ROGERS CABLE COMMUNICATIONS INC | | | SCAC4 |
| 1413 | RCBS | RACHELS BUS COMPANY INC | | | SCAC3 |
| 1414 | RCBT | ROARING CAMP & BIG TREES NARROW GAUGE RAILROAD | | | PWRC |
| 1415 | RCBT | R C B TRUCKING INC | | | SCAC3 |
| 1416 | RCBT | RUVALCABA TRUCKING | | | SCAC4 |
| 1417 | RCBV | RIVA CRUCES INTERNACIONALES | | | SCAC4 |
| 1418 | RCBV | Regio Calatori Srl | | RO | TRAFFIC |
| 1419 | RCC | Air Charters Eelde | Callsign: Racer, Name changed to Air Charters Europe B.V. | NL | AVCODES |
| 1420 | RCC | Air Charters Europe B.V. | Callsign: Racer, Name changed from Air Charters Eelde | NL | AVCODES |
| 1421 | RCC | Air Charters Eelde | | | ICAO1 |
| 1422 | RCCB | ROSS CO CONTRACTING INC | | | SCAC4 |
| 1423 | RCCF | REEVES CONSTRUCTION CO | | | SCAC4 |
| 1424 | RCCF | RC-CF TRANS SRL | | RO | VKM |
| 1425 | RCCG | RBTC INC | | | SCAC3 |
| 1426 | RCCG | RC CARGO LOGISTICS | | | SCAC4 |
| 1427 | RCCH | ROYALTY COACH CHARTER & TOURS | | | SCAC3 |
| 1428 | RCCH | ROWE TRANSFER INC | | | SCAC4 |
| 1429 | RCCI | RIVER CITY CARRIERS INC | | | SCAC3 |
| 1430 | RCCJ | RATHJE CONSTRUCTION CO | | | SCAC4 |
| 1431 | RCCL | RAM CONTRACT CARRIERS LIMITED | | | SCAC3 |
| 1432 | RCCM | R & C EXPRESS LLC | | | SCAC4 |
| 1433 | RCCN | RCC TRANSPORT INC | | | SCAC3 |
| 1434 | RCCO | R C CARTAGE CO INC | | | SCAC3 |
| 1435 | RCCP | R C CORPORATION | | | SCAC3 |
| 1436 | RCCQ | READY CARTAGE CO | | | SCAC3 |
| 1437 | RCCR | RAIL CARRIER COST RECOVERY TARIFF ( | | | SCAC3 |
| 1438 | RCCR | ROCKY CLIFF CARRIERS LLC | | | SCAC4 |
| 1439 | RCCT | RACECOURSE TRANSPORTATION INC | | | SCAC3 |
| 1440 | RCCT | ROCKFORD CHARTER COACH LLC | | | SCAC4 |
| 1441 | RCCU | ROYAL CARIBBEAN CRUISE LINE | | | SCAC3 |
| 1442 | RCCW | RELIABLE CONTRACTING CO INC | | | SCAC4 |
| 1443 | RCCX | Roanoke Cement Co. | 7/2005 (not listed) | | NAKINA |
| 1444 | RCCX | Roanoke Cement Co. LLC | added 10/2003; eliminated 4/2004 | | NAKINA |
| 1445 | RCCX | Relco Tank Line, Inc. | added 10/1986; eliminated 7/1987 | | NAKINA |
| 1446 | RCCX | Relco Tank Line Division of Relco Nevada Corp. | added 10/1976; 1/1980; eliminated 10/1986 | | NAKINA |
| 1447 | RCCX | Relco Tank Line, Inc. | added 4/1972; 1/1975; eliminated 10/1976 | | NAKINA |
| 1448 | RCCX | Relco Leasing Corp. | added 7/1969; 4/1970; eliminated 4/1972 | | NAKINA |
| 1449 | RCCX | Relco Tank Line | added 4/1969; eliminated 7/1969 | | NAKINA |
| 1450 | RCCX | Relco Tank Line | added 4/69; eliminated 7/69 | | NRHS |
| 1451 | RCCX | Relco Leasing Corp. | added 7/69; 4/70; eliminated 4/72 | | NRHS |
| 1452 | RCCX | Relco Tank Line, Inc. | added 4/72; 1/75 | | NRHS |
| 1453 | RCCX | Relco Tank Line Division of Relco Nevada Corp. | 1/80; eliminated 10/86 | | NRHS |
| 1454 | RCCX | Relco Tank Line, Inc. | added 10/86; eliminated 7/87 | | NRHS |
| 1455 | RCCX | *RELCO NEVADA CORP., RELCO TANK LINE DIV. | | | PWRC |
| 1456 | RCCX | +ROANOKE CEMENT CO. LLC | | | PWRC |
| 1457 | RCCX | Relco Nevada Corporation | | | RSRV |
| 1458 | RCCX | ROANOKE CEMENT COMPANY LLC | | | SCAC4 |
| 1459 | RCCY | REED CANDLE COMPANY | | | SCAC4 |
| 1460 | RCCZ | REISS COAL COMPANY | | | PWRC |
| 1461 | RCD | Real Aeroclub de Tenerife | Callsign: Aeroclub, | E | AVCODES |
| 1462 | RCD | Real Aeroclub De Ternerife | | | ICAO1 |
| 1463 | RCDC | ROCHESTER CARTING COMPANY | | | SCAC3 |
| 1464 | RCDE | RIVER CITY DELIVERY INC | | | SCAC3 |
| 1465 | RCDE | RENT A PC INC | | | SCAC4 |
| 1466 | RCDF | RICARD FARMS | | | SCAC4 |
| 1467 | RCDG | R C DISTRIBUTING INC | | | SCAC3 |
| 1468 | RCDG | RECICLADORA DURANGO | | | SCAC4 |
| 1469 | RCDK | Railcare Danmark A/S | 2007 - | DK | jernbanen.dk |
| 1470 | RCDK | R.C.D. TRUCKING, INC | | | SCAC3 |
| 1471 | RCDK | R C D TRUCKING INC | | | SCAC4 |
| 1472 | RCDK | Railcare Danmark A/S | | DK | VKM |
| 1473 | RCDL | RIVER CITY DELIVERY INC | | | SCAC4 |
| 1474 | RCDM | R C D MOTOR FREIGHT INC | | | SCAC3 |
| 1475 | RCDM | ROCKIN D MARINE SERVICES LLC | | | SCAC4 |
| 1476 | RCDN | RICHARDSON TRUCKING | | | SCAC3 |
| 1477 | RCDP | RICHARD TRANSPORTATION SERVICES, INC | | | SCAC3 |
| 1478 | RCDS | RICHARDS TRUCKING | | | SCAC3 |
| 1479 | RCDS | RANDLE, C D HOLDINGS INC | | | SCAC4 |
| 1480 | RCDT | RUDISILL, C D TRUCKING | | | SCAC3 |
| 1481 | RCDT | RICHARDSON TRUCKING INC | | | SCAC4 |
| 1482 | RCDU | UNIT45 BV | | NL | BIC |
| 1483 | RCDU | UNIT45 BV | | | SCAC4 |
| 1484 | RCDV | RICE DELIVERY SERVICE | | | SCAC3 |
| 1485 | RCDX | RAILCAR DEPOT INC. | | | PWRC |
| 1486 | RCDX | RAILCAR DEPOT INC | | | SCAC4 |
| 1487 | RCDY | REACTION CARGO & DRAYAGE LLC | | | SCAC4 |
| 1488 | RCE | Aerocer, S.A. | Callsign: Aerocer, | MEX | AVCODES |
| 1489 | RCE | Aerocer | | | ICAO1 |
| 1490 | RCE | Railcare Export AB | | SE | VKM |
| 1491 | RCEA | RIOJAS, CARLOS EFREN | | | SCAC4 |
| 1492 | RCEE | RCC ENTERPRISE | | | SCAC4 |
| 1493 | RCEG | RICKETTS TRUCKING | | | SCAC3 |
| 1494 | RCEI | RICO ENTERPRISES INC | | | SCAC3 |
| 1495 | RCEI | RICO ENTERPRISES INC | | | SCAC4 |
| 1496 | RCEK | RIVER CITY ENTERPRISES INC | | | SCAC4 |
| 1497 | RCEL | ROCHA, ED LIVESTOCK TRANSPORTATION | | | SCAC3 |
| 1498 | RCEL | ROCHA TRANSPORTATION | | | SCAC4 |
| 1499 | RCEN | RC ENTERPRISES | | | SCAC3 |
| 1500 | RCEP | RACER EXPRESS (DIV OF PASCHALL TRUC | | | SCAC3 |
