| 1 | LSP | Spectrum Aviation Incorporated | Callsign: Air Tony, | GB | AVCODES |
| 2 | LSP | Spectrum Aviation Incorporated | | | ICAO1 |
| 3 | LSPB | LES PRODUITS GILBERT INC | | | SCAC4 |
| 4 | LSPC | LONE STAR PACKAGE CAR COMPANY | | | SCAC3 |
| 5 | LSPC | LYSAKER SHIPPING CO LTD | | | SCAC4 |
| 6 | LSPD | LIGHTSPEED TRUCKING | | | SCAC4 |
| 7 | LSPE | LAND & SEA PET INC | | | SCAC3 |
| 8 | LSPI | L S TRANSPORT INC | | | SCAC3 |
| 9 | LSPI | LAZER SPOT INC | | | SCAC4 |
| 10 | LSPK | LSP LINE | | | SCAC4 |
| 11 | LSPM | LAND & SEA PETROLEUM | | | SCAC4 |
| 12 | LSPN | LAND SPAN INC | | | SCAC3 |
| 13 | LSPN | LAND SPAN INC | | | SCAC4 |
| 14 | LSPO | LESLEE SPORTS INC | | | SCAC4 |
| 15 | LSPP | LEPTA SHIPPING CO LTD. | | | SCAC3 |
| 16 | LSPP | LEPTA SHIPPING CO LTD | | | SCAC4 |
| 17 | LSPQ | LSP TANKER CORP | | | SCAC3 |
| 18 | LSPR | LES PIERRES TECHNOPROFIL INC | | | SCAC4 |
| 19 | LSPU | LIANSHI NEW MATERIAL CORP., LTD. | | PRC | BIC |
| 20 | LSPU | RICHLAND LSP | | | SCAC4 |
| 21 | LSPX | Lone Star Producing Co. | 1/1945-1/1975; eliminated 4/1975 | | NAKINA |
| 22 | LSPX | Lone Star Producing Co. | 1/52-1/75; eliminated 4/75 | | NRHS |
| 23 | LSPX | LONE STAR PRODUCING CO. | | | PWRC |
| 24 | LSPX | LONE STAR PRODUCING CO | | | SCAC3 |
| 25 | LSPZ | LAKE SUPERIOR PAPER | | | PWRC |
