| 101 | RIDF | RIDGEFIELD PARK TRANSPORT CO INC | | | SCAC3 |
| 102 | RIDG | RIDGE EXPRESS CO INC | | | SCAC3 |
| 103 | RIDI | RITROVATO TRUCKING | | | SCAC4 |
| 104 | RIDK | RIDINGS TRUCKING | | | SCAC4 |
| 105 | RIDM | RIDER MARINE S A | | | SCAC4 |
| 106 | RIDN | RIDDERMAN & SONS OIL CO INC | | | SCAC4 |
| 107 | RIDO | RICHERSON INC | | | SCAC3 |
| 108 | RIDP | RINEER TRANSPORT SERVICES LLC | | | SCAC4 |
| 109 | RIDS | RICKS DELIVERY SERVICE INC | | | SCAC3 |
| 110 | RIDS | REV-IT DELIVERS INC | | | SCAC4 |
| 111 | RIDT | RICHMOND TRANSPORT, INC | | | SCAC3 |
| 112 | RIDV | RENVAN INDUSTRIAL DELIVERY | | | SCAC3 |
| 113 | RIDV | UAB Ridvija | | LT | TRAFFIC |
| 114 | RIDW | RITE-WAY DELIVERY INC | | | SCAC3 |
| 115 | RIDY | RIDEWAY TRANSPORT INC | | | SCAC4 |
| 116 | RIE | Ariella S.A. | Callsign: Ariel, | BF | AVCODES |
| 117 | RIEA | RIETER, ALBERT | | | SCAC3 |
| 118 | RIEC | RIEGEL TEXTILE CORP | | | SCAC3 |
| 119 | RIEG | RIEGER TRUCK LINE | | | SCAC3 |
| 120 | RIEI | RIEDEL INTERNATIONAL INC | | | SCAC3 |
| 121 | RIEI | RICHARDS ENTERPRISES INC | | | SCAC4 |
| 122 | RIEK | RON RICK HOLDINGS LTD | | | SCAC4 |
| 123 | RIEM | RIEMER, J F, CO, INC | | | SCAC3 |
| 124 | RIEM | RIEMER, J F, CO, INC | | | SCAC4 |
| 125 | RIEN | RIENZI & SONS INC | | | SCAC4 |
| 126 | RIEP | RILEYS, F EXPRESS INC | | | SCAC3 |
| 127 | RIES | RIEDSTRA TRANSPORT LTD | | | SCAC4 |
| 128 | RIET | RICCELLI ENTERPRISES INC | | | SCAC4 |
| 129 | RIEU | OOSTERHOUT CONTAINER TERMINAL | | NL | BIC |
| 130 | RIF | Aviation Ministry of the Interior of the Russian Federation | Callsign: Intermin Avia, Name changed to Federal Service of the National Guard Troops of The Russian Federation. | RUS | AVCODES |
| 131 | RIF | Federal Service of the National Guard Troops of The Russian Federation | Callsign: Intermin Avia, Name changed from Aviation Ministry of the Interior of the Russian Federation. | RUS | AVCODES |
| 132 | RIF | Aviation Ministry of the Interior of the Russian F | | | ICAO1 |
| 133 | RIF | RIFEST R-S, sdružení podnikatelů | | CZ | VKM |
| 134 | RIFA | RAF INTERNATIONAL FORWARDING PHILS | | | SCAC4 |
| 135 | RIFB | RICH, F B & SONS, INC | | | SCAC3 |
| 136 | RIFE | RIFE, EVERETT R | | | SCAC3 |
| 137 | RIFH | RIFFEL, HARVEY TRANSPORT | | | SCAC3 |
| 138 | RIFI | RICHARDS, FREDERICK INC | | | SCAC3 |
| 139 | RIFM | RIVER FRONT METAL CORP | | | SCAC3 |
| 140 | RIFM | R I | | | SCAC4 |
| 141 | RIFP | RIFE TRANSPORT LLC | | | SCAC4 |
| 142 | RIFQ | RIGHTER FREIGHT LINES | | | SCAC3 |
| 143 | RIFR | RIVERSIDE TRUCKING CO | | | SCAC3 |
| 144 | RIFS | RICES FEED SERVICE INC | | | SCAC3 |
| 145 | RIFS | ROLAND INTERNATIONAL FREIGHT SERVIC | | | SCAC4 |
| 146 | RIFT | RISING FAST TRUCKING CO INC | | | SCAC3 |
| 147 | RIFW | RICHARD FORWARDING COMPANY | | | SCAC3 |
| 148 | RIG | Riga Airlines | IATA: GV, Callsign: Riga Liner, IATA Prefix: 248, Designator GV recalled by IATA | LV | AVCODES |
| 149 | RIG | Riga Airlines | Callsign: Riga Liner, Designator GV recalled by IATA | LV | AVCODES |
| 150 | RIG | Chicago, Rock Island & Gulf Ry. | 8/1920-7/1954 | | NAKINA |
| 151 | RIG | Chicago, Rock Island & Texas R.R. (Chicago, Rock Island & Gulf Ry.) | 8/1920-7/1923 | | NAKINA |
| 152 | RIG | Chicago, Rock Island & Mexico R.R. (Chicago, Rock Island & Gulf Ry.) | 8/1920-7/1923 | | NAKINA |
| 153 | RIG | Chicago, Rock Island & Mexico R.R. (Chicago, Rock Island & Gulf Ry.) | 23-Jul | | NRHS |
| 154 | RIG | Chicago, Rock Island & Texas R.R. (Chicago, Rock Island & Gulf Ry.) | 23-Jul | | NRHS |
| 155 | RIG | Chicago, Rock Island & Gulf Ry. | 7/23-1/52 | | NRHS |
| 156 | RIG | CHICAGO, ROCK ISLAND & GULF RWY. [CHICAGO, ROCK ISLAND & TEXAS RR; CHICAGO, ROCK ISLAND & MEXICO RR] | | | PWRC |
| 157 | RIGA | Rīgas Satiksme | City: Riga | LV | TRAFFIC |
| 158 | RIGC | RIGEL SHIPPING CANADA INC | | | SCAC4 |
| 159 | RIGD | RIGHT-NOW DELIVERY | | | SCAC3 |
| 160 | RIGE | RIDGLEY COACH CORPORATION | | | SCAC3 |
| 161 | RIGF | RIGEL SCHIFFAHRTS GMBH & CO KG | | | SCAC4 |
| 162 | RIGH | RIGGERS INC | | | SCAC3 |
| 163 | RIGH | RIGGERS INC | | | SCAC4 |
| 164 | RIGI | ROMAR INTERNATIONAL GEORGIA INC | | | SCAC3 |
| 165 | RIGJ | RIGOS, JOHN J MARINE ENTERPRISES SA | | | SCAC4 |
| 166 | RIGL | RIGEL SHIPMANAGEMENT LTD MALTA | | | SCAC3 |
| 167 | RIGL | RIGAR LOGISTICS INC | | | SCAC4 |
| 168 | RIGM | RIGG MOONEY MONUMENTS INC | | | SCAC4 |
| 169 | RIGN | RIGGINS TRUCKING INC | | | SCAC3 |
| 170 | RIGN | R I G CLASSIC TRANSPORTATION | | | SCAC4 |
| 171 | RIGO | RIGGS OIL COMPANY INC | | | SCAC4 |
| 172 | RIGQ | RIGAUD TRANSPORT INC | | | SCAC3 |
| 173 | RIGR | RIGGS & ROSS | | | SCAC3 |
| 174 | RIGR | RIGER TRUCK TRANSPORTATION INC | | | SCAC4 |
| 175 | RIGS | RIGGS FOOD EXPRESS, INC | | | SCAC3 |
| 176 | RIGT | RIEGER TRUCK LINE | | | SCAC3 |
| 177 | RIGT | RIGA TRANSPORT FLEET | | | SCAC4 |
| 178 | RIGU | CARGOSTORE WORLDWIDE TRADING LIMITED | | GB | BIC |
| 179 | RIGV | RIG MOVERS, INC | | | SCAC3 |
| 180 | RIGW | RIDGEWOOD INC | | | SCAC3 |
| 181 | RIGY | RIDGEWAY TRANSPORT CORP | | | SCAC3 |
| 182 | RIH | Rahila Air | IATA: RI, Callsign: Rahila, | LAR | AVCODES |
| 183 | RIHC | RICHARDS, CHET TRUCKING | | | SCAC3 |
| 184 | RIHG | RICHARD HAULING, INC | | | SCAC3 |
| 185 | RIHG | RHENUS FREIGHT LOGISTICS GMBH & CO | | | SCAC4 |
| 186 | RIHI | RICH-HIL TRANSPORTATION INC | | | SCAC3 |
| 187 | RIHM | RICHARDS MOVING & HAULING CO | | | SCAC3 |
| 188 | RIHO | RICHMOND TERMINAL & TRANSFER CO INC | | | SCAC3 |
| 189 | RIHQ | RICH, LEONARD C | | | SCAC3 |
| 190 | RIHS | RICH'S EXPRESS, INC | | | SCAC3 |
| 191 | RIHS | RICHS EXPRESS INC | | | SCAC4 |
| 192 | RIHT | RICHARDS TOWING SERVICE | | | SCAC3 |
| 193 | RIHU | FRUCTA C R S A | | | SCAC4 |
| 194 | RII | Tica Air International (Air Costa Rica) | IATA: RI, Callsign: Tica, Subsidiary of Air Panama. Designator RI recalled by IATA. | CR | AVCODES |
| 195 | RIIC | RICHTER INTERSTATE CARRIERS, INC | | | SCAC3 |
| 196 | RIIC | ROUSE INDUSTRIES INC | | | SCAC4 |
| 197 | RIIL | R2R INTERMODAL INC | | | SCAC4 |
| 198 | RIIN | RALCO INDUSTRIES INC | | | SCAC3 |
| 199 | RIIQ | RIISER OIL CO | | | SCAC3 |
| 200 | RIIS | RIISE SHIPPING INC | | | SCAC3 |
