| 1 | LAR | Lawrence Aviation, Inc. | Callsign: Lawrence, | USA | AVCODES |
| 2 | LAR | Lawrence Aviation | | | ICAO1 |
| 3 | LARA | LARANDAE SERVICES INC | | | SCAC3 |
| 4 | LARA | LARSON, A TRUCKING | | | SCAC4 |
| 5 | LARB | LARRICK TRANSPORTATION | | | SCAC3 |
| 6 | LARD | LAIRD, R INC | | | SCAC3 |
| 7 | LARD | L A ROSSMAN DISTRIBUTING INC | | | SCAC4 |
| 8 | LARE | LARAMIE, INC | | | SCAC3 |
| 9 | LARF | L A R R S ENTERPRISES INC | | | SCAC4 |
| 10 | LARH | LARRIMORE, HOWARD | | | SCAC3 |
| 11 | LARH | LARAS TRUCKING | | | SCAC4 |
| 12 | LARI | LARIMORE TRUCKING | | | SCAC4 |
| 13 | LARJ | LAURITZEN, J A/S | | | SCAC3 |
| 14 | LARJ | LAURITZEN, J A/S | | | SCAC4 |
| 15 | LARK | LOUISIANA ARKANSAS & TEXAS TRANS CO | | | SCAC3 |
| 16 | LARK | LARK TRANSPORT INC | | | SCAC4 |
| 17 | LARM | LECHUGA, RAMIRO | | | SCAC4 |
| 18 | LARM | Armchair Passenger Transport | | GB | TRAFFIC |
| 19 | LARO | L & R OILFIELD SERVICE INC | | | SCAC3 |
| 20 | LARO | LAR TRANSPORTATION | | | SCAC4 |
| 21 | LARP | LARSEN PRODUCE, INC | | | SCAC3 |
| 22 | LARP | LARRYS TRUCKING | | | SCAC4 |
| 23 | LARQ | LAR ROCHELLE INC | | | SCAC3 |
| 24 | LARQ | L & R TRUCKING CO INC | | | SCAC4 |
| 25 | LARS | LARSON, STEVE TRUCKING INC | | | SCAC4 |
| 26 | LART | LARSEN TRUCKING, INC | | | SCAC3 |
| 27 | LART | Larcher Touristik GmbH | | D | TRAFFIC |
| 28 | LARU | LAROUTE SA | | CH | BIC |
| 29 | LARU | LANAN, INC. | | | PWRC |
| 30 | LARU | Lanan | | | RSRV |
| 31 | LARU | LANAN, INC. | | | SCAC3 |
| 32 | LARW | LARMORE INCORPORATED | | | SCAC3 |
| 33 | LARW | Louisana & Arkansas Ry. | Real: LA | USA | TRAFFIC |
| 34 | LARX | Ashland Oil & Refining Co. | added 1/1963; 7/1965-10/1966; eliminated 4/1970 | | NAKINA |
| 35 | LARX | Aetna Oil Co., a Division of Ashland Oil & Refining Co. | added 4/1954; 7/1954-4/1961; eliminated 1/1963 | | NAKINA |
| 36 | LARX | Aetna Oil Co., Inc. | 1/1941-1/1952; eliminated 4/1954 | | NAKINA |
| 37 | LARX | Aetna Oil Service, Inc. | 7/1930-4/1938 | | NAKINA |
| 38 | LARX | Aetna Refining Co. | 8/1920-7/1923 | | NAKINA |
| 39 | LARX | Aetna Oil Co., Inc. | 4/38-1/52; eliminated 4/54 | | NRHS |
| 40 | LARX | Aetna Oil Co., a Division of Ashland Oil & Refining Co. | added 4/54; 10/57-4/61 | | NRHS |
| 41 | LARX | Ashland Oil & Refining Co. | 7/65-10/66; eliminated 4/70 | | NRHS |
| 42 | LARX | *ASHLAND OIL & REFINING CO. [AETNA OIL CO.; AETNA REFINING CO.] | | | PWRC |
| 43 | LARX | *LEWISTOWN & AUBURN RAILROAD | | | PWRC |
| 44 | LARX | ASHLAND OIL & REFINING CO | | | SCAC3 |
| 45 | LARZ | *LANAN, INC. | | | PWRC |
| 46 | LARZ | *LITTLE AMERICA REFINERY | | | PWRC |
| 47 | LARZ | LANAN, INC | | | SCAC3 |
