| 201 | RUSX | USL Capital Rail Services | added 4/94; eliminated 10/96 | NRHS | |
| 202 | RUSX | First Union Rail | added 10/96; 7/2000 | NRHS | |
| 203 | RUSX | *RESINERA URUAPAN, SA | PWRC | ||
| 204 | RUSX | +FIRST UNION RAIL [USL CAPITAL RAIL SERVICES; RAIL-U.S. LEASING, INC.] | PWRC | ||
| 205 | RUSX | US Rail Services | RSRV | ||
| 206 | RUSX | RESINERA URUAPAN S DE R L | SCAC3 | ||
| 207 | RUSY | RUSSELL, J T & SONS INC | SCAC4 | ||
| 208 | RUT | Vermont Ry., Inc. | 1/1994-7/2005 | NAKINA | |
| 209 | RUT | Vermont Ry., Inc. | 1/94-7/2000 | NRHS | |
| 210 | RUT | (VTR) VERMONT RAILWAY, INC. [RUTLAND RAILROAD] | PWRC | ||
| 211 | RUT | Rutland Railroad (Vermont Railway) | RSRV | ||
| 212 | RUT | Rutland Railroad | Real: R | USA | TRAFFIC |
| 213 | RUTA | RUSSELLS TRANSPORT | SCAC3 | ||
| 214 | RUTB | REULES TRUCKING INC | SCAC3 | ||
| 215 | RUTC | RUSSELL TRUCK COMPANY | SCAC3 | ||
| 216 | RUTD | RUTHERFORD TRUCKING | SCAC3 | ||
| 217 | RUTE | RUT'S MOVING&DELIVERY SERVICE, INC. | SCAC3 | ||
| 218 | RUTER | Ruter AS | City: Oslo, Ruter AS is the public transport authority for Oslo and Akershus counties in Norway, it is responsible for the administration, funding, and marketing (but not direct operation) of public transport in the two counties | N | TRAFFIC |
| 219 | RUTF | RUTHERFORD GROUP INC | SCAC4 | ||
| 220 | RUTG | RUTGERS EXPRESS, INC | SCAC3 | ||
| 221 | RUTI | RUTIGLIANO, JOSEPH AND SONS INC | SCAC4 | ||
| 222 | RUTJ | RUTLEDGE TRUCKING | SCAC3 | ||
| 223 | RUTL | RUTLAND OIL CO INC | SCAC4 | ||
| 224 | RUTM | RUTHERFORD MOVERS | SCAC3 | ||
| 225 | RUTN | RUBY TANKER CORP NEW YORK | SCAC3 | ||
| 226 | RUTO | RUTERBORIES INC | SCAC4 | ||
| 227 | RUTQ | RUTHERFORD FREIGHT LINES INC | SCAC3 | ||
| 228 | RUTS | RUSH TRUCKING SERVICE | SCAC3 | ||
| 229 | RUTT | RUSSELL TOWING AND TRANSPORTATION C | SCAC3 | ||
| 230 | RUTX | Pan-Am Southern Corp. | 1/1950 | NAKINA | |
| 231 | RUTX | Root Petroleum Co. | 7/1937-4/1947 | NAKINA | |
| 232 | RUTX | Root Refining Co. | 7/1930-7/1935 | NAKINA | |
| 233 | RUTX | Root Refineries | 7/1923 | NAKINA | |
| 234 | RUTX | Root Petroleum Co. | Apr-38 | NRHS | |
| 235 | RUTX | PAN-AM SOUTHERN CORP. [ROOT PETROLEUM] | PWRC | ||
| 236 | RUTY | RUTH TRUCKING INC | SCAC4 | ||
| 237 | RUWA | RUWA Drahtschweisswerk AG | CH | VKM | |
| 238 | RUWE | RUWE TOWING INC | SCAC3 | ||
| 239 | RUWM | RUPP TRUCKING | SCAC3 | ||
| 240 | RUX | The Ruberoid Co. | 7/1935-1/1945; added 10/1956; 10/1957-4/1961; eliminated 10/1963 | NAKINA | |
| 241 | RUX | The Ruberoid Co. | 4/38 & 10/57-4/61 | NRHS | |
| 242 | RUX | RUBEROID CO. | PWRC | ||
| 243 | RUXI | ROUTEX INTERNATIONAL | SCAC4 | ||
| 244 | RUXT | RUXTONS EXPRESS | SCAC3 | ||
| 245 | RUZ | Rusuertol | ICAO1 | ||
| 246 | RUZB | RUIZ BEAS, PEDRO (MX-493457) | SCAC4 | ||
| 247 | RUZC | RUIZ CASTILLO, SERGIO | SCAC4 | ||
| 248 | RUZD | RUIZ, DIANE | SCAC4 | ||
| 249 | RUZE | RUZILA'S EXPRESS SERVICE, INC | SCAC3 | ||
| 250 | RUZH | RUIZ, HILARION M | SCAC3 | ||
| 251 | RUZI | RUDZINSKI TRANSPORTATION INC | SCAC3 | ||
| 252 | RUZI | RUIZ GARCIA, MARIO | SCAC4 | ||
| 253 | RUZS | RUIZ, S TRANSPORTATION | SCAC4 | ||
| 254 | RUZT | RUIZ TRUCKING | SCAC4 |