| 1 | SRF | Transportes Aereos San Rafael Ltda. | Callsign: San Rafael, | RCH | AVCODES |
| 2 | SRF | Transportes Aereos San Rafael | | | ICAO1 |
| 3 | SRFB | SRF LOGISTICS LLC | | | SCAC4 |
| 4 | SRFC | SURFACES TRANSPORT | | | SCAC4 |
| 5 | SRFD | SIMENTAL TRUCK AUTO TRANSPORTE FEDE | | | SCAC4 |
| 6 | SRFE | SURFACE EXPRESS INC | | | SCAC4 |
| 7 | SRFH | SURE HAUL TRANSPORT & CRANE | | | SCAC4 |
| 8 | SRFI | SOUTHERN REFRIGERATED TRANSPORT INC | | | SCAC4 |
| 9 | SRFJ | SOLBERG REFRIGERATED FREIGHT INC | | | SCAC4 |
| 10 | SRFL | SUNRISE FILMS LIMITED | | | SCAC4 |
| 11 | SRFL | STRABAG Rail Fahrleitungen Gmbh | | DE | VKM |
| 12 | SRFN | Societá Romana Ferrovie del Nord | | I | TRAFFIC |
| 13 | SRFP | SEA TRANSFER CORPORATION | | | SCAC4 |
| 14 | SRFR | STARCRAFT TRANSPORTATION | | | SCAC4 |
| 15 | SRFS | SUNRISE FREIGHT SYSTEMS INC | | | SCAC4 |
| 16 | SRFT | SCHROEDER FREIGHT INC | | | SCAC4 |
| 17 | SRFU | CULINA GROUP | | GB | BIC |
| 18 | SRFX | Sapulpa Refining Co. | 8/1920 | | NAKINA |
| 19 | SRFX | *SAPULPA REFINING CO. | | | PWRC |
| 20 | SRFX | +SUNTRUST LEASING CORP. | | | PWRC |
| 21 | SRFX | SUNTRUST LEASING CORPORATION | | | SCAC4 |
| 22 | SRFY | SR FREIGHT | | | SCAC4 |
