| Pages:
A - AIR
AIR - AT
AU - CE
CG - ET
EU - IR
IS - LL
LO - RO
RU - TAT
TAU - VE
VI - Z |
| airline | country | IATA | ICAO |
| ISRAELI AIR-FORCE | Israel | | IAF |
| IVAN-AIR | Croatia | | IVN |
| J.C. BAMFORD (EXCAVATORS) LTD. | United Kingdom | | JCB |
 JAT Yugoslav Airlines | Yugoslavia | JU | JAT |
| JET ALLIANCE | Austria | | JAF |
| JET AVIATION, BUSINESS JETS AG | Switzerland | | PJS |
| JET CONNECTION | Germany | | JCX |
| JET LINK | Israel | | JEK |
| JETAG AG | Switzerland | | JAG |
| Jetflite Oy | Finland | | JEF |
| JGO | USA | | JGO |
| JOINT STOCK COMPANY "CENTRE-AVIA AIRLINES" | Russia | J7 | CVC |
| JOL | Kazakhstan | | JOL |
| JV AVCOM | Russia | | AOC |
| Kaliningrad Air | Russia | K8 | KLN |
| KALININGRADAVIA | Russia | KD | KNI |
| KARLOG AIR A/S | Denmark | 2L | KLG |
| Kazair West | Kazakhstan | | KAW |
| KAZAKHSTAN | Kazakhstan | | BMK |
| KHABAROVSK AIR ENTERPRISE | Russia | H8 | KHB |
| Khors Air Company | Ukraine | X9 | KHO |
| KIEV AVIATION PLANT | Ukraine | | UAK |
| KLM Royal Dutch Airlines | Netherlands | KL | KLM |
| Kogalym Avia | Russia | 7K | KGL |
| Komiavia Air Enterprise | Russia | | KMA |
| KOSMOS | Russia | K6 | KSM |
| KOTLAS JOINT CIVIL AVIATION ENTERPRISE | Russia | | KTS |
| KRASNOJARSKY AIRLINES | Russia | 7B | KJC |
| KROCNK, AIR AGENCY LTD | Ukraine | | KRO |
| Kyrgyzstan Airlines | Kyrgyzstan | K2 | KGA |
| L R AIRLINES LTD | Russia | | LRB |
| LATCHARTER | Latvia | | LTC |
| LATVIA | Latvia | | PRX |
| LEAD AIR JET SERVICE | France | | LEA |
| Libyan Arab Airlines | Libia | LN | LAA |
| LIGNES NATIONALES AERIENNES - LINACONGO | CONGO | GC | GCB |
| LINEA AEROPOSTAL VENEZOLANA (LAV) | VENEZUELA | | LAV |
| LITHUANIA | Lithuania | | KOP |
| Lithuanian Airlines | Lithuania | TE | LIL |
| LLM | Russia | | LLM |
| Pages:
A - AIR
AIR - AT
AU - CE
CG - ET
EU - IR
IS - LL
LO - RO
RU - TAT
TAU - VE
VI - Z |