| 1 | SGP | Sagolair Transportes Ejecutivos S.L. | Callsign: Sagolair, | E | AVCODES |
| 2 | SGP | Sagolair Transportes Ejecutivos | | | ICAO1 |
| 3 | SGPC | SARGENT PIPE CO INC | | | SCAC4 |
| 4 | SGPE | SHRIGLEY, PERRY TRUCKING LTD | | | SCAC4 |
| 5 | SGPF | SOHAL GROUP INC | | | SCAC4 |
| 6 | SGPG | SOSSEH GROUP LLC | | | SCAC4 |
| 7 | SGPL | SUPERIOR LOGISTICS SERVICES INC | | | SCAC4 |
| 8 | SGPM | SONNTAG PETROLEUM TRANSPORT INC | | | SCAC4 |
| 9 | SGPN | SUGAR PLAY ENTERPRISES LIMITED | | | SCAC4 |
| 10 | SGPO | STERLING TRANSPORT | | | SCAC4 |
| 11 | SGPQ | STRAIGHT POINT LINE INC | | | SCAC4 |
| 12 | SGPS | SERGI, PAT | | | SCAC4 |
| 13 | SGPU | SSB CRYOGENIC EQUIPMENT PTE LTD | | SGP | BIC |
| 14 | SGPV | SEAGOLD (PRIVATE) LIMITED | | | SCAC4 |
| 15 | SGPX | Shellabarger Grain Products Co. | 7/1935-7/1937 | | NAKINA |
| 16 | SGPX | *SHELLABARGER GRAIN PRODUCTS CO. | | | PWRC |
| 17 | SGPX | *SKIP GIBBS | | | PWRC |
| 18 | SGPY | SFI GROUP LTD | | | SCAC4 |
