| 1 | RG | Rana Gruber | NO | VKM | |
| 2 | RGA | Royal Ghanaian Airlines | ICAO1 | ||
| 3 | RGAB | RIGGLE, GARY TRUCKING | SCAC4 | ||
| 4 | RGAE | REGIONAL AIR EXPRESS INC | SCAC3 | ||
| 5 | RGAE | ROLLMARK TRUCKING INC | SCAC4 | ||
| 6 | RGAG | RIVERS GARAGE | SCAC4 | ||
| 7 | RGAI | REGIONAL TRUCKING CO INC | SCAC3 | ||
| 8 | RGAL | REGAL TRUCKING SERVICE CORP | SCAC3 | ||
| 9 | RGAL | REGAL TRANSPORT LTD | SCAC4 | ||
| 10 | RGAN | RANGER MARINE S A | SCAC3 | ||
| 11 | RGAN | RANGER MARINE S A | SCAC4 | ||
| 12 | RGAO | RGA TRANSPORT INC | SCAC4 | ||
| 13 | RGAP | RICHARD & GAIL AUTO TRANSPORT | SCAC3 | ||
| 14 | RGAR | REED, GARY | SCAC3 | ||
| 15 | RGAS | R G A TRANSPORTATION SYSTEMS | SCAC3 | ||
| 16 | RGAT | REGAL TRANSPORTATION INC | SCAC3 | ||
| 17 | RGAT | REGATTA TRANSPORTATION | SCAC4 | ||
| 18 | RGBD | ROYAL GAME BIRDS LTD | SCAC4 | ||
| 19 | RGBK | ROGERS TRUCKING | SCAC4 | ||
| 20 | RGBL | RIO GRANDE BULK CARRIERS INC NY | SCAC3 | ||
| 21 | RGBP | RGB TRANSPORT | SCAC4 | ||
| 22 | RGBR | ROSENBERGER, THAD TRUCKING INC | SCAC3 | ||
| 23 | RGBR | REEBIE STORAGE & MOVING CO INC | SCAC4 | ||
| 24 | RGBT | R G B TRANSPORTATION COMPANY INC | SCAC3 | ||
| 25 | RGBT | R G B TRANSPORTATION COMPANY INC | SCAC4 | ||
| 26 | RGC | Servicios Aereos Regiomontanos | ICAO1 | ||
| 27 | RGCA | RIGHT COOPERATIVE ASSOCIATION, THE | SCAC4 | ||
| 28 | RGCE | RIDGE-CREST ENTERPRISES INC | SCAC3 | ||
| 29 | RGCG | REGAL CARTAGE COMPANY | SCAC3 | ||
| 30 | RGCH | REGIONAL COACH | SCAC3 | ||
| 31 | RGCH | RAGAR TRANSPORTATION LTD | SCAC4 | ||
| 32 | RGCL | REGAN COACH LINES | SCAC3 | ||
| 33 | RGCO | REIMER GRAIN CO | SCAC3 | ||
| 34 | RGCP | RING CAN CORPORATION | SCAC3 | ||
| 35 | RGCR | R & G CARRIERS | SCAC4 | ||
| 36 | RGCS | REDINGER, CLIFFORD S TRUCKING | SCAC3 | ||
| 37 | RGCS | R G CRUCES INTERNACIONALES | SCAC4 | ||
| 38 | RGCT | RANEY, GARY C TRUCKING | SCAC3 | ||
| 39 | RGCT | ROCKLAND TRUCKING-N-FORESTRY | SCAC4 | ||
| 40 | RGCU | MULTI GAS LIMITED | SCAC4 | ||
| 41 | RGCX | Rio Grande Chemical Ltd. | added 7/2004; 7/2005 | NAKINA | |
| 42 | RGCX | Rio Grande Chemical Sales Co. | added 4/1979; 1/1980-7/2000; eliminated 7/2004 | NAKINA | |
| 43 | RGCX | Riverside Gas Co. | added 1/1965; 7/1965; eliminated 10/1966; 10/1966 (not listed) | NAKINA | |
| 44 | RGCX | The Roth Gasoline Corp. | 8/1920-7/1923 | NAKINA | |
| 45 | RGCX | Riverside Gas Co. | added 1/65; 7/65; eliminated 10/66 | NRHS | |
| 46 | RGCX | Rio Grande Chemical Sales Co. | added 4/79; 1/80-7/2000 | NRHS | |
| 47 | RGCX | *RIVERSIDE GAS CO. | PWRC | ||
| 48 | RGCX | +RIO GRANDE CHEMICAL LTD. | PWRC | ||
| 49 | RGCX | Rio Grande Chemical Sales | RSRV | ||
| 50 | RGCX | RIVERSIDE GAS CO, THE | SCAC3 | ||
| 51 | RGCX | RIO GRANDE CHEMICAL SALES CO | SCAC4 | ||
| 52 | RGCY | REGENCY SHIPPING CORP | SCAC3 | ||
| 53 | RGDA | ROGERS, DEAN | SCAC4 | ||
| 54 | RGDE | RENEGADE EXPRESS | SCAC4 | ||
| 55 | RGDG | RUGGLES, DOUGLAS | SCAC3 | ||
| 56 | RGDI | R G DELIVERY SERVICE INC | SCAC3 | ||
| 57 | RGDJ | RIOS, GILDARDO DE JESUS | SCAC4 | ||
| 58 | RGDL | RIGIDPLY RAFTERS INC | SCAC3 | ||
| 59 | RGDL | RIGIDPLY RAFTERS INC | SCAC4 | ||
| 60 | RGDM | RUHLIG, DAVID A FARMS | SCAC4 | ||
| 61 | RGDO | ROSS, GORDON O OF LONDON LIMITED | SCAC3 | ||
| 62 | RGDR | RIDGE DISTRIBUITON SYSTEMS INC | SCAC3 | ||
| 63 | RGDR | REFRIGERADOS OCHOA | SCAC4 | ||
| 64 | RGDT | REGAN DISTRIBUTORS TRANSPORTATION I | SCAC3 | ||
| 65 | RGEB | RGE TRUCK LINES INC | SCAC4 | ||
| 66 | RGEC | REGIONAL EXPRESS COMPANY | SCAC3 | ||
| 67 | RGED | RAMOS, GERARDO | SCAC4 | ||
| 68 | RGEE | RENEGADE ENTERPRISE | SCAC3 | ||
| 69 | RGEG | REGAL EAGLE INCORPORATED | SCAC3 | ||
| 70 | RGEG | REGENCY MANUFACTURING LTD | SCAC4 | ||
| 71 | RGEI | ROGERS TRUCKING COMPANY INC | SCAC3 | ||
| 72 | RGEJ | REFRIGERATED EXPRESS LLC | SCAC4 | ||
| 73 | RGEK | R.G.E. TRUCK LINES, INC | SCAC3 | ||
| 74 | RGEM | ROGERS TRUCKING | SCAC3 | ||
| 75 | RGEN | REGENT TRUCKING INC | SCAC3 | ||
| 76 | RGEP | RANGER EXPRESS | SCAC4 | ||
| 77 | RGEQ | REGENT TRUCKING INC | SCAC3 | ||
| 78 | RGEQ | REGATTA TRANSPORTATION SERVICES LLC | SCAC4 | ||
| 79 | RGES | ROGERS TRUCKING CO INC | SCAC3 | ||
| 80 | RGES | ROGERS SERVICE GROUP INC | SCAC4 | ||
| 81 | RGET | RUNGE TRUCKING | SCAC3 | ||
| 82 | RGEX | Royal Gorge Industries, LLC | 7/2000-7/2005 (not listed) | NAKINA | |
| 83 | RGEX | Royal Gorge Industries, LLC | Jul-00 | NRHS | |
| 84 | RGEX | ROYAL GORGE INDUSTRIES | PWRC | ||
| 85 | RGEX | Royal Gorge Industries | RSRV | ||
| 86 | RGEX | ROYAL GORGE INDUSTRIES LLC | SCAC4 | ||
| 87 | RGFA | RIVERGULF AGENCY, INC | SCAC3 | ||
| 88 | RGFL | REHRIG FUEL | SCAC4 | ||
| 89 | RGFT | REGENCE FOOTWEAR INC | SCAC4 | ||
| 90 | RGFU | FORASOL | SCAC4 | ||
| 91 | RGFV | RIO GRANDE FAST SERVICE INC | SCAC4 | ||
| 92 | RGGD | RODRIGUEZ GARCIA, GASPAR | SCAC4 | ||
| 93 | RGGE | REGGIES TRUCKING INC | SCAC3 | ||
| 94 | RGGG | RANGEL, G & G TRUCKING | SCAC4 | ||
| 95 | RGGH | RODRIGUEZ GARCIA, GISELA JUDITH | SCAC4 | ||
| 96 | RGGJ | Ryomgård - Gjerrild - Grenå Jernbane (Gjerrildbanen) | 1911 - 1956 | DK | jernbanen.dk |
| 97 | RGGJ | RIGG, JOSEPH MARION | SCAC3 | ||
| 98 | RGGJ | Ryomgård - Gjerrild - Grenå Jernbane (Gjerrildbanen) | 1911 - 1956 | DK | TRAFFIC |
| 99 | RGGM | RUNGE, G & M INC | SCAC4 | ||
| 100 | RGGO | REGGIE OIL CO INC | SCAC4 |