| 1 | SRH | Siem Reap Airways International | IATA: FT, Callsign: Siemreap Air, IATA Prefix: 084, Ceased operations on 01 December 2008. | K | AVCODES |
| 2 | SRH | Siem Reap Airways | IATA: FT | | ICAO1 |
| 3 | SRHA | STORE & HAUL INC | | | SCAC4 |
| 4 | SRHD | SANCHEZ RODRIGUEZ, HUMBERTO DAVID | | | SCAC4 |
| 5 | SRHF | SMARTRANS | | | SCAC4 |
| 6 | SRHH | STERETT HEAVY HAULING | | | SCAC4 |
| 7 | SRHI | SARAHTRAANS INC | | | SCAC4 |
| 8 | SRHK | STONE, R H TRUCKING | | | SCAC4 |
| 9 | SRHL | SURE HAUL TRANSPORTATION LTD | | | SCAC4 |
| 10 | SRHN | SAENZ RODRIGUEZ, HERON OSVALDO | | | SCAC4 |
| 11 | SRHO | SCOTT RICHMOND LTD | | | SCAC4 |
| 12 | SRHP | SURNER HEATING CO INC | | | SCAC4 |
| 13 | SRHQ | SANTA ROSALIA, HERRERIA | | | SCAC4 |
| 14 | SRHR | SPRINT HORSE TRANSPORT | | | SCAC4 |
| 15 | SRHW | STELLAR SHIPPING CO LLC | | | SCAC4 |
| 16 | SRHX | SUNBELT RAILWAY HISTORICAL TRUST | | | PWRC |
