| 1 | LSA | Linea Aerea Nacional (LANSA) | Callsign: Internacional, | DOM | AVCODES |
| 2 | LSA | Leader S.r.l. | Callsign: Leader Service, | I | AVCODES |
| 3 | LSA | LANSA | | | ICAO1 |
| 4 | LSAA | L & S TRUCKING CO | | | SCAC4 |
| 5 | LSAB | LYSANDER SHIPPING A/S | | | SCAC4 |
| 6 | LSAC | LOS ARCOS TRANSPORTATION INC | | | SCAC3 |
| 7 | LSAC | LOBOS TRANSPORT | | | SCAC4 |
| 8 | LSAD | LOCKETT, STAN AND CASSI | | | SCAC4 |
| 9 | LSAE | L S A LI SHIPPING AGENCIES VOF | | | SCAC4 |
| 10 | LSAG | LES AUTOBUS GAUDREDAULT INC | | | SCAC3 |
| 11 | LSAG | LES TRANSPORT INC | | | SCAC4 |
| 12 | LSAI | LAYS MANUFACTURING INC | | | SCAC4 |
| 13 | LSAL | LES ENTREPRISES ALAIN ET BERNIER IN | | | SCAC4 |
| 14 | LSAM | LAFAYETTE STORAGE & MOVING CORPORAT | | | SCAC3 |
| 15 | LSAM | LAFAYETTE STORAGE & MOVING CORPORAT | | | SCAC4 |
| 16 | LSAR | LONE STAR TRAILER PARTS | | | SCAC3 |
| 17 | LSAR | LAMSAR INC | | | SCAC4 |
| 18 | LSAT | LOS ANGELES TRANSFER | | | SCAC3 |
| 19 | LSAV | L & S AUTOMOTIVE | | | SCAC3 |
