| 6801 | RPDR | RAPID TRANSPORTATION INC | SCAC4 | ||
| 6802 | RPDS | RAPIDOS SABINAS SA DE CV | SCAC4 | ||
| 6803 | RPDT | RAPID TRANSIT COMPANY | SCAC3 | ||
| 6804 | RPDV | RAPID DELIVERY USA | SCAC4 | ||
| 6805 | RPDW | RAPID WEST INC | SCAC3 | ||
| 6806 | RPDX | ROCKFORD PARK DISTRICT | PWRC | ||
| 6807 | RPDY | RAYS PICKUP AND DELIVERY SERVICE | SCAC3 | ||
| 6808 | RPE | RP Eisenbahn GmbH | Wachenheim (RP = Rheinland-Pfalz) | D | privat-bahn.de |
| 6809 | RPE | RP Eisenbahn | DE | VKM | |
| 6810 | RPEA | RP EXPRESS | SCAC4 | ||
| 6811 | RPEC | REFRIESPESCIALIZADOS | SCAC4 | ||
| 6812 | RPEE | R & P TRUCKING LLC | SCAC4 | ||
| 6813 | RPEI | ROBICHAUD, PAUL E INC | SCAC3 | ||
| 6814 | RPEI | ROBICHAUD, PAUL E INC | SCAC4 | ||
| 6815 | RPEM | ROGERS PETROLEUM INC | SCAC4 | ||
| 6816 | RPEN | ROYAL PACIFIC EXPRESS INC | SCAC3 | ||
| 6817 | RPEP | RAPID EXPRESS DELIVERY & MESSENGER | SCAC3 | ||
| 6818 | RPES | RAPID EXPRESS SERVICE INCORPORATED | SCAC3 | ||
| 6819 | RPET | RPE TRANSPORTATION SERVICES | SCAC4 | ||
| 6820 | RPEY | RIVERDALE POULTRY EXPRESS | SCAC4 | ||
| 6821 | RPFC | ROYAL PACIFIC TRANSPORTATION LLC | SCAC4 | ||
| 6822 | RPFE | RAPID FREIGHT EXPRESS INC | SCAC3 | ||
| 6823 | RPFM | RAINBOW PIANO & FURNITURE MOVER INC | SCAC3 | ||
| 6824 | RPFO | R P F OIL COMPANY | SCAC4 | ||
| 6825 | RPGE | RIPPLINGER TRUCKING SERVICE | SCAC4 | ||
| 6826 | RPGI | RAMPAK GROUP INC | SCAC4 | ||
| 6827 | RPGS | ROWLANDS TRANSFER AND PIGGYBACK SER | SCAC3 | ||
| 6828 | RPGT | RODRIGUEZ, P G TRUCKING | SCAC3 | ||
| 6829 | RPH | Republic Express Airlines | IATA: RH | ICAO1 | |
| 6830 | RPHC | R P H IRRIGATION SERVICES LTD | SCAC4 | ||
| 6831 | RPHL | REFACCIONES E IMPLEMENTOS HEREDIA S | SCAC4 | ||
| 6832 | RPHP | RALPHS PRODUCE | SCAC3 | ||
| 6833 | RPHX | National Car Co. | 1/1952-7/1954; eliminated 1/1956 | NAKINA | |
| 6834 | RPHX | National Car Co. | Jan-52 | NRHS | |
| 6835 | RPHX | NATIONAL CAR CO. | PWRC | ||
| 6836 | RPIC | RAMPART PARTITIONS INC | SCAC4 | ||
| 6837 | RPID | RAPID TRANSPORT | SCAC4 | ||
| 6838 | RPIE | RAPID EXPRESS INC | SCAC3 | ||
| 6839 | RPII | R P I INC | SCAC3 | ||
| 6840 | RPIR | RAPID RUNNERS INC | SCAC3 | ||
| 6841 | RPIS | R P M INTERMODAL SERVICES INC | SCAC4 | ||
| 6842 | RPIT | RAPID TRANSPORT (DIV OF ODFL) | SCAC3 | ||
| 6843 | RPIW | REDRIVEN POWER INC | SCAC4 | ||
| 6844 | RPIX | Rhone-Poulenc Inc. | added 1/1987; 1/1994; eliminated 1/1996; 7/2000-7/2005 (not listed) | NAKINA | |
| 6845 | RPIX | Rhone-Poulenc Inc. | added 1/87; 1/94; eliminated 1/96; 7/2000 | NRHS | |
| 6846 | RPIX | RHONE-POULENC INC. | PWRC | ||
| 6847 | RPIX | Rhone-Poulenc | RSRV | ||
| 6848 | RPIX | RHONE-POULENC INCORPORATED | SCAC4 | ||
| 6849 | RPIY | RUSSELL PLYWOOD INC | SCAC4 | ||
| 6850 | RPIZ | ROPER PUMP, INC. | PWRC | ||
| 6851 | RPJD | REMCAN PROJECTS LTD | SCAC4 | ||
| 6852 | RPJL | ROMERO PADILLA, JUAN LUIS | SCAC4 | ||
| 6853 | RPJM | RAPP, J M LLC | SCAC4 | ||
| 6854 | RPJS | ROBINSON, P & J & SON | SCAC3 | ||
| 6855 | RPJS | RADOCHA, PETER J & SONS INC | SCAC4 | ||
| 6856 | RPJT | ROSSI, PETE J | SCAC3 | ||
| 6857 | RPK | Royal Airlines | IATA: R0 | ICAO1 | |
| 6858 | RPKD | RUSH PACKAGE DELIVERY INC | SCAC3 | ||
| 6859 | RPKD | RUSH TRANSPORTATION/LOGISTICS INC | SCAC4 | ||
| 6860 | RPKE | RIPPENTROP, KURT EXPRESS | SCAC4 | ||
| 6861 | RPKG | R & P TRUCKING | SCAC4 | ||
| 6862 | RPKI | RUPUNUNI TRUCKING INC | SCAC4 | ||
| 6863 | RPKT | RAPPAHANNOCK TRACTOR CO | SCAC4 | ||
| 6864 | RPL | Rompetrol Logistics SA | CZ | VKM | |
| 6865 | RPLA | RPL ASSOCIATES INC | SCAC4 | ||
| 6866 | RPLB | RIVER PLACE LOGISTICS INC | SCAC4 | ||
| 6867 | RPLC | REPUBLIC PORTSMOUTH STORAGE CORPORA | SCAC3 | ||
| 6868 | RPLC | RUBY PALLETS LLC | SCAC4 | ||
| 6869 | RPLD | RECON PETROTECHNOLOGIES LTD | SCAC4 | ||
| 6870 | RPLI | RUN'N P LLC | SCAC4 | ||
| 6871 | RPLM | RUSH PETROLEUM TRANSPORT INC | SCAC3 | ||
| 6872 | RPLN | ROLLING PLAINS TRANSPORT INC | SCAC3 | ||
| 6873 | RPLO | RICKS PRODUCE LLC | SCAC4 | ||
| 6874 | RPLP | R P LOGISTICS INC | SCAC4 | ||
| 6875 | RPLQ | RAMBOS PRODUCE LLC | SCAC4 | ||
| 6876 | RPLW | REPUBLIC VAN & STORAGE OF LOS ANGEL | SCAC3 | ||
| 6877 | RPM | rail Promotion | DE | VKM | |
| 6878 | RPMA | RPM TRANSPORT INC | SCAC4 | ||
| 6879 | RPMB | RPM | SCAC4 | ||
| 6880 | RPMC | RPM COURIER SYSTEMS INC | SCAC4 | ||
| 6881 | RPME | RPM EXPRESS LTD | SCAC4 | ||
| 6882 | RPMF | RAPID MOTOR FREIGHT INC | SCAC3 | ||
| 6883 | RPMH | R P M TRANSPORTATION (HAWAII) INC | SCAC4 | ||
| 6884 | RPMI | RPM TRANSPORTATION, INC | SCAC3 | ||
| 6885 | RPMI | RPM TRANSPORTATION INC | SCAC4 | ||
| 6886 | RPMJ | RPM OF JACKSONVILLE INC | SCAC3 | ||
| 6887 | RPMK | RPM TRUCKING CO LTD | SCAC3 | ||
| 6888 | RPML | RPM LOGISTICS INC | SCAC4 | ||
| 6889 | RPMM | RPM COURIER SERVICE INC | SCAC3 | ||
| 6890 | RPMM | RICHARD, PAUL MODULAR & MINI HOME M | SCAC4 | ||
| 6891 | RPMN | RPM INTERMODAL TRANSPORT INC | SCAC3 | ||
| 6892 | RPMN | R P M TRANSPORTATION | SCAC4 | ||
| 6893 | RPMO | R P M FREIGHTWAYS INC | SCAC3 | ||
| 6894 | RPMQ | R P M LOGISTICS INC | SCAC4 | ||
| 6895 | RPMR | R P M TRUCKING | SCAC3 | ||
| 6896 | RPMR | R P M TRANSPORT | SCAC4 | ||
| 6897 | RPMS | REYNOLDS PAPER MILL SUPPLY CORP | SCAC3 | ||
| 6898 | RPMS | RPM LEASING CORP | SCAC4 | ||
| 6899 | RPMT | RPM TRUCKING & HOTSHOT INC | SCAC3 | ||
| 6900 | RPMT | RPM TRANSPORTATION COMPANY | SCAC4 |