| 1 | RLT | Reliant Airlines, Inc. | Callsign: Reliant, | USA | AVCODES |
| 2 | RLT | Real Tonga Airline | IATA: R4, Callsign: Real Tonga, Designator R4 recalled by IATA. | TO | AVCODES |
| 3 | RLT | Real Tonga Airline | Callsign: Real Tonga, Designator R4 recalled by IATA. | TO | AVCODES |
| 4 | RLT | Reliant Airlines | | | ICAO1 |
| 5 | RLTA | RELIABLE TRANSPORT INC | | | SCAC3 |
| 6 | RLTB | RELIABLE TRUCKING INC | | | SCAC3 |
| 7 | RLTB | R L TRANSPORTATION | | | SCAC4 |
| 8 | RLTC | RED LINE TRANSPORT CORP | | | SCAC3 |
| 9 | RLTC | RED LINE TRANSPORT CORP | | | SCAC4 |
| 10 | RLTD | REAL TRANSPORT INC | | | SCAC4 |
| 11 | RLTF | RELIABLE TRANSFER COMPANY | | | SCAC3 |
| 12 | RLTH | RELIABLE TRANSPORT CORPORATION | | | SCAC3 |
| 13 | RLTI | RILEY TRUCKING CO | | | SCAC3 |
| 14 | RLTI | R AND L TRANSPORT INC | | | SCAC4 |
| 15 | RLTJ | R & L TRUCKING | | | SCAC3 |
| 16 | RLTJ | R & L TRUCKING CORPORATION | | | SCAC4 |
| 17 | RLTK | RUSSO, LABER TRUCKING COMPANY INC | | | SCAC3 |
| 18 | RLTK | RailTrack | | GB | TRAFFIC |
| 19 | RLTL | RELIABLE TRUCK LINES | | | SCAC3 |
| 20 | RLTL | RAILTECH LTD | | | SCAC4 |
| 21 | RLTM | ROARING LION TRANSPORT INC | | | SCAC4 |
| 22 | RLTN | REL TRUCKING | | | SCAC3 |
| 23 | RLTN | R & L TRUCKING OF ILLINOIS INC | | | SCAC4 |
| 24 | RLTO | R&L TRANSPORT | | | SCAC3 |
| 25 | RLTO | R & L TRANSPORT | | | SCAC4 |
| 26 | RLTP | REALISTIC TRANSPORT | | | SCAC3 |
| 27 | RLTP | R L TRANSPORT INC | | | SCAC4 |
| 28 | RLTQ | ROYALTY TRUCKING INC | | | SCAC3 |
| 29 | RLTR | R L TRANSPORTATION CO | | | SCAC3 |
| 30 | RLTR | R & L TRUCKING | | | SCAC4 |
| 31 | RLTS | REFRIGERATED LTL SERVICE INC | | | SCAC3 |
| 32 | RLTS | REGIONAL TRANSPORT SERVICE LLC | | | SCAC4 |
| 33 | RLTT | R L T TRUCKING | | | SCAC3 |
| 34 | RLTU | RAFFLES LEASE PTE LTD | | SGP | BIC |
| 35 | RLTV | ROBINSON, L TRANSFER & STORAGE CO I | | | SCAC3 |
| 36 | RLTW | RELIABLE TRANSPORT INC | | | SCAC3 |
| 37 | RLTW | RAIL TO RAIL TRANSPORT INC | | | SCAC4 |
| 38 | RLTX | Randolph L. Johnston | 7/2000 (not listed) | | NAKINA |
| 39 | RLTX | Randolph L. Johnston | Jul-00 | | NRHS |
| 40 | RLTX | RANDOLPH L. JOHNSTON | | | PWRC |
| 41 | RLTX | RANDOLPH L JOHNSON | | | SCAC4 |
| 42 | RLTY | REALITY TRUCKING LLC | | | SCAC4 |
