| 1 | SOC | SSA+, Joint-Stock Company | Callsign: Sochi, | RUS | AVCODES |
| 2 | SOC | Southern Cargo Air Lines | | | ICAO1 |
| 3 | SOCB | SOUTHERN CHARTERING PTY LTD (DIV OF | | | SCAC4 |
| 4 | SOCE | SOUTHERN CARTAGE INC | | | SCAC4 |
| 5 | SOCG | SOUTHEASTERN CARRIERS INC | | | SCAC4 |
| 6 | SOCH | Zakład Komunikacji Miejskiej Sochaczew | Real: ZKM, City: Sochaczew | PL | TRAFFIC |
| 7 | SOCHA | Przewóz Osób i Towarów Leszek Socha | | PL | TRAFFIC |
| 8 | SOCHI | MUP SochiAvtotrans | City: Sochi | RUS | TRAFFIC |
| 9 | SOCI | SOCIEDAD DE MOTORES DOMESTICOS S DE | | | SCAC4 |
| 10 | SOCK | SORCO PRODUCTS | | | SCAC4 |
| 11 | SOCN | SOUTHERN COUNTIES EXPRESS INC | | | SCAC4 |
| 12 | SOCO | SOCOMAC | | FR | VKM |
| 13 | SOCQ | SCOTT, ROBERT A | | | SCAC4 |
| 14 | SOCS | SOUTHEAST CONSOLIDATORS INC | | | SCAC4 |
| 15 | SOCT | STOC TRAILER SERVICES INC | | | SCAC4 |
| 16 | SOCU | STAR SERVICE SRL | | I | BIC |
| 17 | SOCU | STAR SERVICE | | | SCAC4 |
| 18 | SOCV | SOCATRA | | | SCAC4 |
| 19 | SOCX | Southern Oil Corp. | 8/1920 | | NAKINA |
| 20 | SOCX | Seatex Oil Co., Inc. | 1/1950 (not listed) | | NAKINA |
| 21 | SOCX | Sohio Oil Co. | 1/1994 (not listed) | | NAKINA |
| 22 | SOCX | BP Oil Co. | added 7/1995 | | NAKINA |
| 23 | SOCX | BP Amoco Chemical Co. | eliminated 1/2000 | | NAKINA |
| 24 | SOCX | BP Amoco Chemical Co., BP Oil Division | added 1/2000; 7/2000-7/2005; eliminated 10/2006 | | NAKINA |
| 25 | SOCX | BP Amoco Chemical Co., Chemical Division | added 10/2006 | | NAKINA |
| 26 | SOCX | Sohio Oil Co. | Jan-94 | | NRHS |
| 27 | SOCX | BP Oil Co. | added 7/95 | | NRHS |
| 28 | SOCX | BP Amoco Chemical Co. | eliminated 1/2000 | | NRHS |
| 29 | SOCX | BP Amoco Chemical Co., BP Oil Division | added 1/2000; 7/2000 | | NRHS |
| 30 | SOCX | *SOUTHERN OIL CORP. | | | PWRC |
| 31 | SOCX | *SEATEX OIL CO., INC. | | | PWRC |
| 32 | SOCX | +BP AMOCO CHEMICAL CO., CHEMICAL DIV. [BP OIL COMPANY; SOHIO OIL CO.] | | | PWRC |
| 33 | SOCX | BP Amoco Chemical BP Oil Division | | | RSRV |
| 34 | SOCX | BP AMOCO CHEMICAL COMPANY | | | SCAC4 |
| 35 | SOCY | SOUCY, RUSSELL S | | | SCAC4 |
| 36 | SOCZ | SOUTHERN COTTON OIL | | | PWRC |
