| 1 | SDP | Aero Sudpacifico, S.A. | Callsign: Sudpacifico, | MEX | AVCODES |
| 2 | SDP | Aero Sudpacifico | | | ICAO1 |
| 3 | SDPD | SISTEMAS DE TRANSPORTE Y DISTRIBUCI | | | SCAC4 |
| 4 | SDPE | SHERDIL PRECISION | | | SCAC4 |
| 5 | SDPF | S D PERFORMANCE INC | | | SCAC4 |
| 6 | SDPG | SDI EXPRESS | | | SCAC4 |
| 7 | SDPJ | SOUND PETROLEUM II INC | | | SCAC4 |
| 8 | SDPK | SPECIAL DISPATCH OF KANSAS CITY, INC | | | SCAC1 |
| 9 | SDPK | SIDHU, P S TRUCKING LTD | | | SCAC4 |
| 10 | SDPM | SPECIAL DISTRIBUTION PHOENIX LLC | | | SCAC4 |
| 11 | SDPN | STEIKAR TRUCKING LIMITED | | | SCAC4 |
| 12 | SDPR | SD TRANSPORTATION | | | SCAC4 |
| 13 | SDPS | SPECIAL DISPATCH OF SAN ANTONIO INC | | | SCAC4 |
| 14 | SDPSV | Southdown PSV | City: Copthorne | GB | TRAFFIC |
| 15 | SDPT | SEAMODAL TRANSPORT CORPORATION | | | SCAC4 |
| 16 | SDPV | SAPUTO DAIRY PRODUCTS CANADA GP | | | SCAC4 |
| 17 | SDPX | South Dakota Soybean Processors, Inc. | added 4/1997; eliminated 1/1999; added 7/2000; 7/2000; eliminated 10/2001; added 1/2003; eliminated 1/2004 | | NAKINA |
| 18 | SDPX | South Dakota Soybean Processors, LLC | added 1/2004; 7/2005 | | NAKINA |
| 19 | SDPX | South Dakota Soybean Processors, Inc. | added 4/97; eliminated 1/99; added 7/2000; 7/2000 | | NRHS |
| 20 | SDPX | SOUTH DAKOTA SOYBEAN PROCESSORS | | | PWRC |
| 21 | SDPX | South Dakota Soybean Processors | | | RSRV |
| 22 | SDPX | SOUTH DAKOTA SOYBEAN PROCESSORS LLC | | | SCAC4 |
| 23 | SDPY | SPEEDY TRANSPORTATION LLC | | | SCAC4 |
