| 1 | SMV | Smart Aviation | Callsign: Smart Aviation, | F | AVCODES |
| 2 | SMV | Santa Maria Valley R.R. Co. | 1/1975-7/2000; eliminated 10/2000; 7/2005; added 7/2008 | | NAKINA |
| 3 | SMV | Santa Maria Valley R.R. Co. | 1/75-7/2000; eliminated 10/2000 | | NRHS |
| 4 | SMV | SANTA MARIA VALLEY RAILROAD COMPANY | | | PWRC |
| 5 | SMV | Santa Maria Valley Railroad | | | RSRV |
| 6 | SMVA | SMYTH VAN & STORAGE CO, INC | | | SCAC4 |
| 7 | SMVB | S MOVING & STORAGE INC | | | SCAC4 |
| 8 | SMVC | SORENSON MOVING AND STORAGE | | | SCAC4 |
| 9 | SMVE | SUPERIOR MOVING SERVICES | | | SCAC4 |
| 10 | SMVF | SPARLIN MOVING & STORAGE SERVICE | | | SCAC1 |
| 11 | SMVF | SAMSON MOVING & STORAGE | | | SCAC4 |
| 12 | SMVH | SANDHILLS MVONG & STORAGE CO INC | | | SCAC4 |
| 13 | SMVI | SPECIALTY MOVING INC | | | SCAC4 |
| 14 | SMVJ | S&M MOVING SYSTEMS, INC | | | SCAC1 |
| 15 | SMVM | SPRINT MOVING & STORAGE | | | SCAC4 |
| 16 | SMVQ | SUMMIT MOVING AND STORAGE INC | | | SCAC4 |
| 17 | SMVR | SECURITY MOVING & STORAGE LLC | | | SCAC4 |
| 18 | SMVR | Santa Maria Valley Railroad | | USA | TRAFFIC |
| 19 | SMVS | SHIPPERTS MOVING & STORAGE INC | | | SCAC4 |
| 20 | SMVT | SUMMERVI | | | SCAC4 |
| 21 | SMVV | SHOW ME VAN LINES INC | | | SCAC4 |
