| 1201 | RBWM | RAINBOW MESSENGER SERVICE, INC | SCAC3 | ||
| 1202 | RBWN | R B W INC | SCAC3 | ||
| 1203 | RBWN | R B W INC | SCAC4 | ||
| 1204 | RBWO | RAINBOW TRANSPORTATION INC | SCAC4 | ||
| 1205 | RBWP | RAINBOW TRANSPORTATION SERVICES INC | SCAC3 | ||
| 1206 | RBWR | ROBINSON, C H WORLDWIDE (RAILCAR DI | SCAC4 | ||
| 1207 | RBWS | RAINBOW SHIPMANAGEME | SCAC4 | ||
| 1208 | RBWT | ROBERTSON-WILLIAMS TRANSPORT INC | SCAC3 | ||
| 1209 | RBWV | RBW LOGISTICS TRANSPORTATION LLC | SCAC4 | ||
| 1210 | RBWX | Western Fruit Express Co. | added 10/1955; 10/1957-1/1980; eliminated 1/1981 | NAKINA | |
| 1211 | RBWX | Western Fruit Express Co. | 10/57-1/80; eliminated 1/81 | NRHS | |
| 1212 | RBWX | WESTERN FRUIT EXPRESS CO. | PWRC | ||
| 1213 | RBWX | Western Fruit Express | RSRV | ||
| 1214 | RBX | Arubaexel | ICAO1 | ||
| 1215 | RBX | RINGLING BROTHERS, BARNUM & BAILEY CIRCUS | PWRC | ||
| 1216 | RBXA | RED BARN TRANSPORTATION INC | SCAC4 | ||
| 1217 | RBXC | TRANS DIV ASSIGNMENT - BOX CAR POOLING | PWRC | ||
| 1218 | RBXE | ROBERTS EXPRESS OIL | SCAC4 | ||
| 1219 | RBXG | ROBERTS TRANSPORT INC | SCAC4 | ||
| 1220 | RBXI | RED BARON EXPRESS INC | SCAC3 | ||
| 1221 | RBXN | RED BIRD EXPRESS INC | SCAC3 | ||
| 1222 | RBXN | ROBINSON TRANSPORT INC | SCAC4 | ||
| 1223 | RBXO | ROBCO TRANSPORTATION CORP | SCAC4 | ||
| 1224 | RBXP | RELIABLE EXPRESS TRUCKING CO | SCAC4 | ||
| 1225 | RBXQ | R-B EXPRESS INC | SCAC3 | ||
| 1226 | RBXR | ROBERTS X-PRESS CARRIERS (DIV OF H | SCAC3 | ||
| 1227 | RBXS | RELIABLE EXPRESS SERVICE INC | SCAC3 | ||
| 1228 | RBXS | RBX SA DE CV | SCAC4 | ||
| 1229 | RBXU | RABANCO COMPANIES | SCAC4 | ||
| 1230 | RBY | Vision Airlines | ICAO1 | ||
| 1231 | RBYC | RUBY SHIPPING LIMITED | SCAC3 | ||
| 1232 | RBYE | RUBY EXPRESS INC | SCAC4 | ||
| 1233 | RBYG | RUBY T TRUCKING | SCAC4 | ||
| 1234 | RBYH | ROBY HOTSHOT TRANSPORTATION INC | SCAC4 | ||
| 1235 | RBYR | RUBY TRANSPORTATION CORP | SCAC3 | ||
| 1236 | RBYS | RUBY, TERRY S INC | SCAC3 | ||
| 1237 | RBYT | ROBYN TRANSPORT INC | SCAC3 | ||
| 1238 | RBYT | RUBY TRUCK LINE INC | SCAC4 | ||
| 1239 | RBZM | REFRIGERADOS BERZAM | SCAC4 | ||
| 1240 | RC | Rosslyn Connecting R.R. Co. | 1/1975-1/1980 | NAKINA | |
| 1241 | RC | Rosslyn Connecting R.R. Co. | 1/75-1/80 | NRHS | |
| 1242 | RC | CONSOLIDATED RAIL CORP. [ROSSLYN CONNECTING RR.] | PWRC | ||
| 1243 | RC | Rosslyn Connecting Railroad | RSRV | ||
| 1244 | RC | Regional Connect | AUS | TRAFFIC | |
| 1245 | RC | Rail Contact GmbH | DE | VKM | |
| 1246 | RCA | Richland Aviation | ICAO1 | ||
| 1247 | RCA | Rail Cargo Austria | A | TRAFFIC | |
| 1248 | RCAB | RAILCAB INC | SCAC3 | ||
| 1249 | RCAC | RCA TRUCKING | SCAC4 | ||
| 1250 | RCAF | R C TRUCK BROKERAGE LLC | SCAC4 | ||
| 1251 | RCAF | Royal Canadian Air Force | CDN | TRAFFIC | |
| 1252 | RCAI | ROSE CITY APPLIANCE INSTALLATION | SCAC3 | ||
| 1253 | RCAM | ROCHESTER ARMORED CAR CO | SCAC3 | ||
| 1254 | RCAN | RALCAN HOLDING INC | SCAC4 | ||
| 1255 | RCAP | RI-CAR TRANSPORTATION CO INC | SCAC3 | ||
| 1256 | RCAR | RICAL CONTAINER LINE LTD | SCAC4 | ||
| 1257 | RCAS | ROTA-CARRUS CORPORATION | SCAC3 | ||
| 1258 | RCAT | ROCKETLINE CARRIER SERVICES LLC | SCAC4 | ||
| 1259 | RCAV | RCS LOGISTICS | SCAC4 | ||
| 1260 | RCAY | RUTHERFORD COUNTY TRANSPORT | SCAC4 | ||
| 1261 | RCB | Real Aero Club De Baleares | ICAO1 | ||
| 1262 | RCB | Rail Cargo Berlin GmbH | Berlin | D | privat-bahn.de |
| 1263 | RCB | Rail Cargo Berlin GmbH | D | TRAFFIC | |
| 1264 | RCB | Rail Cargo Berlin | DE | VKM | |
| 1265 | RCBA | RIVER CITY TRANSPORTATION INC | SCAC4 | ||
| 1266 | RCBB | RECOB BROTHERS TRUCKING | SCAC3 | ||
| 1267 | RCBC | ROYAL CROWN BEVERAGE CO INC | SCAC3 | ||
| 1268 | RCBD | RICHARDSON, B TRANSPORT LTD | SCAC4 | ||
| 1269 | RCBE | ROSIN, CARL TRUCKING LLC | SCAC4 | ||
| 1270 | RCBG | ROYAL CROWN BEVERAGE CO | SCAC3 | ||
| 1271 | RCBH | RAMO CARRIERS INC | SCAC4 | ||
| 1272 | RCBJ | RCS TRUCKING LLC | SCAC4 | ||
| 1273 | RCBK | R CUBED TRUCKING | SCAC4 | ||
| 1274 | RCBL | ROGERS CABLE COMMUNICATIONS INC | SCAC4 | ||
| 1275 | RCBS | RACHELS BUS COMPANY INC | SCAC3 | ||
| 1276 | RCBT | ROARING CAMP & BIG TREES NARROW GAUGE RAILROAD | PWRC | ||
| 1277 | RCBT | R C B TRUCKING INC | SCAC3 | ||
| 1278 | RCBT | RUVALCABA TRUCKING | SCAC4 | ||
| 1279 | RCBV | RIVA CRUCES INTERNACIONALES | SCAC4 | ||
| 1280 | RCBV | Regio Calatori Srl | RO | TRAFFIC | |
| 1281 | RCC | Air Charters Eelde | ICAO1 | ||
| 1282 | RCCB | ROSS CO CONTRACTING INC | SCAC4 | ||
| 1283 | RCCF | REEVES CONSTRUCTION CO | SCAC4 | ||
| 1284 | RCCF | RC-CF TRANS SRL | RO | VKM | |
| 1285 | RCCG | RBTC INC | SCAC3 | ||
| 1286 | RCCG | RC CARGO LOGISTICS | SCAC4 | ||
| 1287 | RCCH | ROYALTY COACH CHARTER & TOURS | SCAC3 | ||
| 1288 | RCCH | ROWE TRANSFER INC | SCAC4 | ||
| 1289 | RCCI | RIVER CITY CARRIERS INC | SCAC3 | ||
| 1290 | RCCJ | RATHJE CONSTRUCTION CO | SCAC4 | ||
| 1291 | RCCL | RAM CONTRACT CARRIERS LIMITED | SCAC3 | ||
| 1292 | RCCM | R & C EXPRESS LLC | SCAC4 | ||
| 1293 | RCCN | RCC TRANSPORT INC | SCAC3 | ||
| 1294 | RCCO | R C CARTAGE CO INC | SCAC3 | ||
| 1295 | RCCP | R C CORPORATION | SCAC3 | ||
| 1296 | RCCQ | READY CARTAGE CO | SCAC3 | ||
| 1297 | RCCR | RAIL CARRIER COST RECOVERY TARIFF ( | SCAC3 | ||
| 1298 | RCCR | ROCKY CLIFF CARRIERS LLC | SCAC4 | ||
| 1299 | RCCT | RACECOURSE TRANSPORTATION INC | SCAC3 | ||
| 1300 | RCCT | ROCKFORD CHARTER COACH LLC | SCAC4 |