| MAA | Chennai International Airport | Chennai | IN |
| MAB | Maraba Airport | Maraba | BR |
| MAC | Smart Airport | Macon | US |
| MAD | Barajas Airport | Madrid | ES |
| MAE | Madera Airport | Madera | US |
| MAF | Odessa Regional Airport | Midland | US |
| MAG | Madang Airport | Madang | PG |
| MAH | Mahon Airport | Menorca | ES |
| MAI | Mangochi Airport | Mangochi | MW |
| MAJ | Amata Kabua International Airport | Majuro | MH |
| MAK | Malakal Airport | Malakal | SS |
| MAL | Falabisahaya Airport | Mangole | ID |
| MAM | Matamoros Airport | Matamoros | MX |
| MAN | Manchester Airport | Manchester | GB |
| MAO | Eduardo Gomes International Airport | Manaus | BR |
| MAP | Mamai Airport | Mamai | PG |
| MAQ | Mae Sot Airport | Mae Sot | TH |
| MAR | La Chinita Airport | Maracaibo | VE |
| MAS | Momote Airport | Manus Island | PG |
| MAT | Tshimpi Airport | Matadi | CD |
| MAU | Maupiti Airport | Maupiti | PF |
| MAV | Taroa Island Airport | Maloelap Atoll | MH |
| MAW | Malden Airport | Malden | US |
| MAX | Matam Airport | Matam | SN |
| MAY | Mangrove Cay Airport | Mangrove Cay | BS |
| MAZ | Eugenio M. De Hostos Airport | Mayaguez | PR |
| MBA | Moi International Airport | Mombasa | KE |
| MBB | Marble Bar Airport | Marble Bar | AU |
| MBC | Mbigou Airport | Mbigou | GA |
| MBD | Mmabatho International Airport | Mmabatho/Mafikeng | ZA |
| MBE | Monbetsu Airport | Monbetsu | JP |
| MBF | Porepunkah Airport | Mount Buffalo | AU |
| MBG | Mobridge Airport | Mobridge | US |
| MBH | Maryborough Airport | Maryborough | AU |
| MBI | Mbeya Airport | Mbeya | TZ |
| MBJ | Sangster International Airport | Montego Bay | JM |
| MBK | Matupa Airport | Matupa | BR |
| MBL | Blacker Airport | Manistee | US |
| MBM | Mkambati Airport | Mkambati | ZA |
| MBN | Mount Barnett Airport | Mount Barnett | AU |
| MBO | Mamburao Airport | Mamburao | PH |
| MBP | Moyobamba Airport | Moyobamba | PE |
| MBQ | Mbarara Airport | Mbarara | UG |
| MBR | Mbout Airport | Mbout | MR |
| MBS | Tri City Airport | Saginaw | US |
| MBT | Moises R. Espinosa Aiport | Masbate | PH |
| MBU | Mbambanakira Airport | Mbambanakira | SB |
| MBV | Masa Airport | Masa | PG |
| MBW | Moorabbin Airport | Melbourne | AU |
| MBX | Edvard Rusjan Airport | Maribor | SI |
| MBY | Moberly Airport | Moberly | US |
| MBZ | Maues Airport | Maues | BR |
| MCA | Macenta Airport | Macenta | GN |
| MCB | Pike County Airport | Mc Comb | US |
| MCC | McClellan Air Force Base | Sacramento | US |
| MCD | Mackinac Island Airport | Mackinac Island | US |
| MCE | Merced Municipal Airport | Merced | US |
| MCF | Mac Dill Air Force Base | Tampa | US |
| MCG | Mc Grath Airport | McGrath | US |
| MCH | Machala Airport | Machala | EC |
| MCI | Kansas City International Airport | Kansas City | US |
| MCJ | Maicao Airport | Maicao | CO |
| MCK | Mc Cook Airport | McCook | US |
| MCL | Mount Mckinley Airport | Mount McKinley | US |
| MCM | Monte Carlo Heliport | Monte Carlo | MC |
| MCN | Lewis B. Wilson Airport | Macon | US |
| MCO | Orlando International Airport | Orlando | US |
| MCP | Macapa Internacional Airport | Macapa | BR |
| MCQ | Miskolc Airport | Miskolc | HU |
| MCR | Melchor De Menco Airport | Melchor De Menco | GT |
| MCS | Monte Caseros Airport | Monte Caseros | AR |
| MCT | Muscat International Airport | Muscat | OM |
| MCU | Gueret (Lepaud) Airport | Montlucon | FR |
| MCV | Mcarthur River Mine Airport | Mcarthur River Mine | AU |
| MCW | Mason City Airport | Mason City | US |
| MCX | Uytash Airport | Makhachkala | RU |
| MCY | Maroochydore Airport | Sunshine Coast | AU |
| MCZ | Palmares Airport | Maceio | BR |
| MDA | Martindale Army Air Field | San Antonio | US |
| MDB | Melinda Airport | Melinda | BZ |
| MDC | Sam Ratulangi Airport | Manado | ID |
| MDD | Midland Airpark | Midland | US |
| MDE | Jose Maria Cordova Airport | Medellin | CO |
| MDF | Medford Airport | Medford | US |
| MDG | Hailang Airport | Mudanjiang | CN |
| MDH | Southern Illinois Airport | Carbondale | US |
| MDI | Makurdi Airport | Makurdi | NG |
| MDJ | Madris City-County Airport | Madras | US |
| MDK | Mbandaka Airport | Mbandaka | CD |
| MDL | Annisaton International Airport | Mandalay | MM |
| MDM | Munduku Airport | Munduku | PG |
| MDN | Jefferson Proving Ground | Madison | US |
| MDO | Middleton Island Intermediate Airport | Middleton Island | US |
| MDP | Mindiptana Airport | Mindiptana | ID |
| MDQ | Astor Piazzola Airport | Mar Del Plata | AR |
| MDR | Medfra Airport | Medfra | US |
| MDS | Middle Caicos Airport | Middle Caicos | TC |
| MDT | Harrisburg International Airport | Harrisburg | US |
| MDU | Mendi Airport | Mendi | PG |
| MDV | Medouneu Airport | Medouneu | GA |
| MDW | Midway Airport | Chicago | US |
| MDX | Mercedes Airport | Mercedes | AR |
| MDY | Henderson Field Airport | Sand Island | UM |
| MDZ | El Plumerillo Airport | Mendoza | AR |
| MEA | Macae Airport | Macae | BR |
| MEB | Essendon Airport | Melbourne | AU |
| MEC | Manta Airport | Manta | EC |
| MED | Mohammad Bin Abdulaziz Airport | Madinah | SA |
| MEE | La Roche Airport | Mare | NC |
| MEF | Melfi Airport | Melfi | TD |
| MEG | Malanje Airport | Malanje | AO |
| MEH | Mehamn Airport | Mehamn | NO |
| MEI | Key Field | Meridian | US |
| MEJ | Meadville Airport | Meadville | US |
| MEK | Royal Air Force Base | Meknes | MA |
| MEL | Melbourne Airport | Melbourne | AU |
| MEM | Memphis International Airport | Memphis | US |
| MEN | Brenoux Airport | Mende | FR |
| MEO | Dare County Regional Airport | Manteo | US |
| MEP | Mersing Airport | Mersing | MY |
| MEQ | Nagan Raya Airport | Cut Nyak Dien | ID |
| MER | Castle Air Force Base | Merced | US |
| MES | Polonia Airport | Medan | ID |
| MET | Moreton Airport | Moreton | AU |
| MEU | Monte Dourado Airport | Monte Dourado | BR |
| MEV | Douglas County Airport | Minden | US |
| MEW | Mweka Airport | Mweka | CD |
| MEX | Juarez International Airport | Mexico City | MX |
| MEY | Meghauli Airport | Meghauli | NP |
| MEZ | Messina Airport | Messina | ZA |
| MFA | Mafia Island Airport | Mafia | TZ |
| MFB | Monfort Airport | Monfort | CO |
| MFC | Mafeteng Airport | Mafeteng | LS |
| MFD | Lahm Municipal Airport | Mansfield | US |
| MFE | Miller International Airport | McAllen | US |
| MFF | Moanda Airport | Moanda | GA |
| MFG | Muzaffarabad Airport | Muzaffarabad | PK |
| MFH | Mesquite Airport | Mesquite | US |
| MFI | Marshfield Municipal Airport | Marshfield | US |
| MFJ | Moala Island Airport | Moala Island | FJ |
| MFK | Matsu Beigan Airport | Matsu (Beigan) | TW |
| MFL | Mount Full Stop Airport | Wando Vale | AU |
| MFM | Macau International Airport | Macau | MO |
| MFN | Milford Sound Airport | Milford Sound | NZ |
| MFO | Manguna Airport | Manguna | PG |
| MFP | Manners Creek Station Airport | Manners Creek Station | AU |
| MFQ | Maradi Airport | Maradi | NE |
| MFR | Jackson County Airport | Medford | US |
| MFS | Miraflores Airport | Miraflores | CO |
| MFT | Machu Picchu Airport | Machu Picchu | PE |
| MFU | Mfuwe Airport | Mfuwe | ZM |
| MFV | Accomack County Airport | Melfa | US |
| MFW | Magaruque Island Airport | Magaruque Island | MZ |
| MFX | Meribel Airport | Meribel | FR |
| MFY | Mayfa'ah Airport | Mayfa'ah | YE |
| MFZ | Meselia Airport | Meselia | PG |
| MGA | Augusto C Sandino Airport | Managua | NI |
| MGB | Mount Gambier Airport | Mount Gambier | AU |
| MGC | Michigan City Airport | Michigan City | US |
| MGD | Magdalena Airport | Magdalena | BO |
| MGE | Dobbins Air Force Base | Marietta | US |
| MGF | Regional De Maringa | Maringa | BR |
| MGG | Margarima Airport | Margarima | PG |
| MGH | Margate Airport | Margate | ZA |
| MGI | Matagorda Air Force Base | Matagorda Island | US |
| MGJ | Orange County Airport | Montgomery | US |
| MGK | Mong Ton Airport | Mong Ton | MM |
| MGL | Moenchengladbach Airport | Duesseldorf | DE |
| MGM | Dannelly Field | Montgomery | US |
| MGN | Baracoa Airport | Magangue | CO |
| MGO | Manega Airport | Manega | GA |
| MGP | Manga Airport | Manga | PG |
| MGQ | Aden Adde Int'l Airport | Mogadishu | SO |
| MGR | Thomasville Airport | Moultrie | US |
| MGS | Auau Airport | Mangaia Island | CK |
| MGT | Milingimbi Island Airport | Milingimbi Island | AU |
| MGU | Manaung Airport | Manaung | MM |
| MGV | Margaret River Station Airport | Margaret River Station | AU |
| MGW | Morgantown Airport | Morgantown | US |
| MGX | Moabi Airport | Moabi | GA |
| MGY | Montgomery County Airport | Dayton | US |
| MGZ | Myeik Airport | Myeik | MM |
| MHA | Mahdia Airport | Mahdia | GY |
| MHB | Mechanics Bay Heliport | Auckland | NZ |
| MHC | Mocopulli Airport | Castro | CL |
| MHD | Shahid Hashemi Nejad Airport | Mashhad | IR |
| MHE | Mitchell Municipal Airport | Mitchell | US |
| MHF | Morichal Airport | Morichal | CO |
| MHG | Mannheim City Airport | Mannheim | DE |
| MHH | Marsh Harbour International Airport | Marsh Harbour | BS |
| MHI | Moucha Island Airport | Moucha Island | DJ |
| MHK | Manhattan Municipal Airport | Manhattan | US |
| MHL | Memorial Municipal Airport | Marshall | US |
| MHM | Minchumina Intermediate Airport | Minchumina | US |
| MHN | Mullen Airport | Mullen | US |
| MHO | Mount House Airport | Mount House | AU |
| MHP | Minsk-1 Airport | Minsk | BY |
| MHQ | Mariehamn Airport | Mariehamn | AX |
| MHR | Mather Air Force Base | Sacramento | US |
| MHS | Rep Airport | Mount Shasta | US |
| MHT | Manchester-Boston Municipal Airport | Manchester | US |
| MHU | Mount Hotham | Mount Hotham | AU |
| MHV | Kern County Airport | Mojave | US |
| MHW | Monteagudo Airport | Monteagudo | BO |
| MHX | Manihiki Atoll Airport | Manihiki Atoll | CK |
| MHY | Morehead Airport | Morehead | PG |
| MHZ | RAF Station | Mildenhall | GB |
| MIA | Miami International Airport | Miami | US |
| MIB | Minot Air Force Base | Minot | US |
| MIC | Crystal Airport | Minneapolis | US |
| MID | Rejon Airport | Merida | MX |
| MIE | Delaware County Airport | Muncie | US |
| MIF | Roy Hurd Memorial Airport | Monahans | US |
| MIG | Nanjiao Airport | Mianyang | CN |
| MIH | Mitchell Plateau Airport | Mitchell Plateau | AU |
| MII | Dr Gastao Vidigal Airport | Marilia | BR |
| MIJ | Mili Island Airport | Mili Island | MH |
| MIK | Mikkeli Airport | Mikkeli | FI |
| MIL | Metropolitan Area | Milan | IT |
| MIM | Merimbula Airport | Merimbula | AU |
| MIN | Minnipa Airport | Minnipa | AU |
| MIO | Miami Airport | Miami | US |
| MIP | Mitspeh Ramon Airport | Mitspeh Ramon | IL |
| MIQ | Millard Airport | Omaha | US |
| MIR | Habib Bourguiba International Airport | Monastir | TN |
| MIS | Misima Island Airport | Misima Island | PG |
| MIT | Kern County Airport | Shafter | US |
| MIU | Maiduguri Int'l Airport | Maiduguri | NG |
| MIV | Millville Airport | Millville | US |
| MIW | Marshalltown Municipal Airport | Marshalltown | US |
| MIX | Miriti Airport | Miriti | CO |
| MIY | Mittiebah Airport | Mittiebah | AU |
| MIZ | Mainoru Airport | Mainoru | AU |
| MJA | Manja Airport | Manja | MG |
| MJB | Mejit Island Airport | Mejit Island | MH |
| MJC | Man Airport | Man | CI |
| MJD | Mohenjo Daro Airport | Mohenjo Daro | PK |
| MJE | Majkin Airport | Majkin | MH |
| MJF | Kjaerstad Airport | Mosjoen | NO |
| MJG | Mayajigua Airport | Mayajigua | CU |
| MJI | Mitiga Airport | Tripoli | LY |
| MJJ | Moki Airport | Moki | PG |
| MJK | Shark Bay Airport | Monkey Mia | AU |
| MJL | Mouila-Ville Airport | Mouila | GA |
| MJM | Mbuji-Mayi Airport | Mbuji-Mayi | CD |
| MJN | Philibert Tsiranana Airport | Mahajanga | MG |
| MJO | Mount Etjo Airport | Mount Etjo | NA |
| MJP | Manjimup Airport | Manjimup | AU |
| MJQ | Jackson Airport | Jackson | US |
| MJR | Miramar Airport | Miramar | AR |
| MJS | Maganja da Costa Airport | Maganja da Costa | MZ |
| MJT | Odysseas Elytis Airport | Mytilini | GR |
| MJU | Tampa Padang Airport | Mamuju | ID |
| MJV | San Javier Airport | Murcia | ES |
| MJW | Mahenye Airfield | Mahenye | ZW |
| MJX | Robert J. Miller Airport | Toms River | US |
| MJZ | Mirny Airport | Mirny | RU |
| MKA | Marianske Lazne Airport | Marianske Lazne | CZ |
| MKB | Mekambo Airport | Mekambo | GA |
| MKC | Kansas City Downtown Municipal Airport | Kansas City | US |
| MKE | General Mitchell Airport | Milwaukee | US |
| MKF | McKenna Army Air Field | Columbus | US |
| MKG | Muskegon Airport | Muskegon | US |
| MKH | Mokhotlong Airport | Mokhotlong | LS |
| MKI | M'boki Airport | Obo | CF |
| MKJ | Makoua Airport | Makoua | CG |
| MKK | Molokai Airport | Hoolehua | US |
| MKL | Mckellar Airport | Jackson | US |
| MKM | Mukah Airport | Mukah | MY |
| MKN | Malekolon Airport | Malekolon | PG |
| MKO | Davis Field | Muskogee | US |
| MKP | Makemo Airport | Makemo | PF |
| MKQ | Mopah Airport | Merauke | ID |
| MKR | Meekatharra Airport | Meekatharra | AU |
| MKS | Mekane Selam Airport | Mekane Selam | ET |
| MKT | Mankato Municipal Airport | Mankato | US |
| MKU | Makokou Airport | Makokou | GA |
| MKV | Mount Cavenagh Airport | Mount Cavenagh | AU |
| MKW | Rendani Airport | Manokwari | ID |
| MKY | Mackay Airport | Mackay | AU |
| MKZ | Malacca Airport | Malacca | MY |
| MLA | Luqa Airport | Malta | MT |
| MLB | Melbourne International Airport | Melbourne | US |
| MLC | Mc Alester Airport | Mc Alester | US |
| MLD | Malad City Airport | Malad City | US |
| MLE | Ibrahim Nasir Intl Airport | Male | MV |
| MLF | Milford Airport | Milford | US |
| MLG | Abdul Rachman Saleh Airport | Malang | ID |
| MLH | EuroAirport French | Mulhouse/Basel | FR |
| MLI | Quad-City Airport | Moline | US |
| MLJ | Baldwin County Airport | Milledgeville | US |
| MLK | Malta Airport | Malta | US |
| MLL | Marshall Airport | Marshall | US |
| MLM | Morelia Airport | Morelia | MX |
| MLN | Melilla Airport | Melilla | ES |
| MLO | Milos Airport | Milos | GR |
| MLP | Malabang Airport | Malabang | PH |
| MLQ | Malalaua Airport | Malalaua | PG |
| MLR | Millicent Airport | Millicent | AU |
| MLS | Miles City Municipal Airport | Miles City | US |
| MLT | Millinocket Airport | Millinocket | US |
| MLU | Monroe Municipal Airport | Monroe | US |
| MLV | Merluna Airport | Merluna | AU |
| MLW | Spriggs Payne Airport | Monrovia | LR |
| MLX | Erhac Airport | Malatya | TR |
| MLY | Manley Hot Springs Airport | Manley Hot Springs | US |
| MLZ | Melo Airport | Melo | UY |
| MMA | Metropolitan Area | Malmo | SE |
| MMB | Memanbetsu Airport | Memanbetsu | JP |
| MMC | Ciudad Mante Airport | Ciudad Mante | MX |
| MMD | Maridor Airport | Minamidaito | JP |
| MME | Tees Valley Airport | Durham | GB |
| MMF | Mamfe Airport | Mamfe | CM |
| MMG | Mount Magnet Airport | Mount Magnet | AU |
| MMH | Mammoth Yosemite Airport | Mammoth Lakes | US |
| MMI | McMinn County Airport | Athens | US |
| MMJ | Matsumoto Airport | Matsumoto | JP |
| MMK | Murmansk Airport | Murmansk | RU |
| MML | Marshall Municipal Airport-Ryan Field | Marshall | US |
| MMM | Middlemount Airport | Middlemount | AU |
| MMN | Minute Man Airfield | Stow | US |
| MMO | Vila Do Maio Airport | Maio Island | CV |
| MMP | Mompos Airport | Mompos | CO |
| MMQ | Mbala Airport | Mbala | ZM |
| MMR | Camp Maybry Army Heliport | Austin | US |
| MMS | Selfs Airport | Marks | US |
| MMT | Mc Entire Air National Guard Base | Columbia | US |
| MMU | Morristown Municipal Airport | Morristown | US |
| MMV | Mal Island Airport | Mal Island | PG |
| MMW | Moma Airport | Moma | MZ |
| MMX | Sturup Airport | Malmo | SE |
| MMY | Hirara Airport | Miyako | JP |
| MMZ | Maimanah Airport | Maimanah | AF |
| MNA | Melangguane Airport | Melangguane | ID |
| MNB | Muanda Airport | Muanda | CD |
| MNC | Nacala Airport | Nacala | MZ |
| MND | Medina Airport | Medina | CO |
| MNE | Mungerannie Airport | Mungerannie | AU |
| MNF | Mana Island Airstrip | Mana Island | FJ |
| MNG | Maningrida Airport | Maningrida | AU |
| MNH | Musanaa Airport | Musanaa | OM |
| MNI | Bramble Airport | Montserrat | MS |
| MNJ | Mananjary Airport | Mananjary | MG |
| MNK | Maiana Airport | Maiana | KI |
| MNL | Ninoy Aquino International Airport | Manila | PH |
| MNM | Menominee Airport | Menominee | US |
| MNN | Marion Municipal Airport | Marion | US |
| MNO | Manono Airport | Manono | CD |
| MNP | Maron Island Airport | Maron Island | PG |
| MNQ | Monto Airport | Monto | AU |
| MNR | Mongu Airport | Mongu | ZM |
| MNS | Mansa Airport | Mansa | ZM |
| MNT | Minto Airport | Minto | US |
| MNU | Mawlamyine Airport | Mawlamyine | MM |
| MNV | Mount Valley Airport | Mount Valley | AU |
| MNW | MacDonalds Downs | MacDonalds Downs | AU |
| MNX | Manicore Airport | Manicore | BR |
| MNY | Mono Island Airport | Mono Island | SB |
| MNZ | Manassas Airport | Manassas | US |
| MOA | Orestes Acosta Airport | Moa | CU |
| MOB | Mobile Municipal Airport | Mobile | US |
| MOC | Montes Claros Airport | Montes Claros | BR |
| MOD | Modesto Municipal Airport | Modesto | US |
| MOE | Momeik Airport | Momeik | MM |
| MOF | Fransiskus X. Seda Airport | Maumere | ID |
| MOG | Mong Hsat Airport | Mong Hsat | MM |
| MOI | Nukuroa Airport | Mitiaro Island | CK |
| MOJ | Moengo Airport | Moengo | SR |
| MOL | Aro Airport | Molde | NO |
| MOM | Letfotar Aiarport | Moudjeria | MR |
| MON | Mount Cook Airport | Mount Cook | NZ |
| MOO | Moomba Airport | Moomba | AU |
| MOP | Mount Pleasant Municipal Airport | Mount Pleasant | US |
| MOQ | Morondava Airport | Morondava | MG |
| MOR | Moore-Murrell Airport | Morristown | US |
| MOS | Moses Point Intermediate Airport | Moses Point | US |
| MOT | Minot International Airport | Minot | US |
| MOU | Mountain Village Airport | Mountain Village | US |
| MOV | Moranbah Airport | Moranbah | AU |
| MOW | Metropolitan Area | Moscow | RU |
| MOX | Morris Municipal Airport | Morris | US |
| MOY | Monterrey Airport | Monterrey | CO |
| MOZ | Temae Airport | Moorea | PF |
| MPA | Mpacha Airport | Katima Mulilo | NA |
| MPB | Miami Sea Plane Base | Miami | US |
| MPC | Muko-Muko Airport | Muko-Muko | ID |
| MPD | Sinhri Airport | Mirpur Khas | PK |
| MPE | Madison Airport | Madison | US |
| MPF | Mapoda Airport | Mapoda | PG |
| MPG | Makini Airport | Makini | PG |
| MPH | Godofredo P. Ramos Airport | Caticlan | PH |
| MPI | Mamitupo Airport | Mamitupo | PA |
| MPJ | Petit Jean Park Airport | Morrilton | US |
| MPL | Mediterranee Airport | Montpellier | FR |
| MPM | Maputo International Airport | Maputo | MZ |
| MPN | Mount Pleasant Airport | Mount Pleasant | FK |
| MPO | Mount Pocono Airport | Mount Pocono | US |
| MPP | Mulatupo Airport | Mulatupo | PA |
| MPQ | Maan Airport | Maan | JO |
| MPR | McPherson Airport | McPherson | US |
| MPS | Mount Pleasant Airport | Mount Pleasant | US |
| MPT | Maliana Airport | Maliana | TL |
| MPU | Mabua Airport | Mabua | PG |
| MPV | Edward F Knapp State Airport | Montpelier | US |
| MPW | Mariupol International Airport | Mariupol | UA |
| MPX | Miyanmin Airport | Miyanmin | PG |
| MPY | Maripasoula Airport | Maripasoula | GF |
| MPZ | Mount Pleasant Municipal Airport | Mount Pleasant | US |
| MQA | Mandora Station Airport | Mandora Station | AU |
| MQB | Macomb Municipal Airport | Macomb | US |
| MQC | Miquelon Airport | Miquelon | PM |
| MQD | Maquinchao Airport | Maquinchao | AR |
| MQE | Marqua Airport | Marqua | AU |
| MQF | Magnitogorsk Airport | Magnitogorsk | RU |
| MQG | Midgard Airport | Midgard | NA |
| MQH | Minacu Municipal Airport | Minacu | BR |
| MQI | Quincy Airport | Quincy | US |
| MQJ | Moma Airport | Khonu | RU |
| MQK | San Matias Airport | San Matias | BO |
| MQL | Mildura Airport | Mildura | AU |
| MQM | Mardin Airport | Mardin | TR |
| MQN | Mo I Rana Airport | Mo I Rana | NO |
| MQO | Malam Airport | Malam | PG |
| MQP | Kruger Mpumalanga International Airport | Nelspruit | ZA |
| MQQ | Moundou Airport | Moundou | TD |
| MQR | Mosquera Airport | Mosquera | CO |
| MQS | Mustique Airport | Mustique Island | VC |
| MQT | Sawyer International Airport | Marquette | US |
| MQU | Mariquita Airport | Mariquita | CO |
| MQV | Mostaganem Airport | Mostaganem | DZ |
| MQW | Telfair-Wheeler Airport | McRae | US |
| MQX | Alula Aba Nega Airport | Mekele | ET |
| MQY | Smyrna Airport | Smyrna | US |
| MQZ | Margaret River Airport | Margaret River | AU |
| MRA | Misurata Airport | Misurata | LY |
| MRB | Martinsburg Airport | Martinsburg | US |
| MRC | Maury County Airport | Columbia | US |
| MRD | A Carnevalli Airport | Merida | VE |
| MRE | Mara Serena Airport | Masai Mara | KE |
| MRF | Marfa Municipal Airport | Marfa | US |
| MRG | Mareeba Airport | Mareeba | AU |
| MRH | May River Airport | May River | PG |
| MRI | Merrill Field | Anchorage | US |
| MRJ | Marcala Airport | Marcala | HN |
| MRK | Marco Island Airport | Marco Island | US |
| MRL | Miners Lake Airport | Miners Lake | AU |
| MRM | Manari Airport | Manari | PG |
| MRN | Lenoir Airport | Morganton | US |
| MRO | Masterton Airport | Masterton | NZ |
| MRP | Marla Airport | Marla | AU |
| MRQ | Marinduque Island Airport | Marinduque | PH |
| MRR | Macara Airport | Macara | EC |
| MRS | Marseille Airport | Marseille | FR |
| MRT | Moroak Airport | Moroak | AU |
| MRU | Sir S. Ramgoolam Intl Airport | Mauritius | MU |
| MRV | Mineralnye Vody Airport | Mineralnye Vody | RU |
| MRW | Maribo Airport | Maribo | DK |
| MRX | Mahshahr Airport | Bandar Mahshahr | IR |
| MRY | Monterey Peninsula Airport | Monterey | US |
| MRZ | Moree Airport | Moree | AU |
| MSA | Muskrat Dam Airport | Muskrat Dam | CA |
| MSB | Marigot SPB | St Martin | MF |
| MSC | Falcon Field | Mesa | US |
| MSD | Mt. Pleasant Airport | Mount Pleasant | US |
| MSE | Kent International Airport | Manston-Kent | GB |
| MSF | Mount Swan Airport | Mount Swan | AU |
| MSG | Matsaile Airport | Matsaile | LS |
| MSH | Air Base | Masirah | OM |
| MSI | Masalembo Airport | Masalembo | ID |
| MSJ | Misawa Airport | Misawa | JP |
| MSK | Mastic Point Airport | Mastic Point | BS |
| MSL | Muscle Shoals Airport | Muscle Shoals | US |
| MSM | Masi-Manimba Airport | Masi-Manimba | CD |
| MSN | Dane County Regional Airport | Madison | US |
| MSO | Johnson-Bell Field | Missoula | US |
| MSP | St Paul International Airport | Minneapolis | US |
| MSQ | Minsk International | Minsk | BY |
| MSR | Mus Airport | Mus | TR |
| MSS | Richards Field | Massena | US |
| MST | Maastricht/Aachen Airport | Maastricht | NL |
| MSU | Moshoeshoe I International Airport | Maseru | LS |
| MSV | Sullivan County International Airport | Monticello | US |
| MSW | Massawa International Airport | Massawa | ER |
| MSX | Mossendjo Airport | Mossendjo | CG |
| MSY | Louis Armstrong International Airport | New Orleans | US |
| MSZ | Yuri Gagarin Airport | Namibe | AO |
| MTA | Matamata Airport | Matamata | NZ |
| MTB | Montel Libano Airport | Montel Libano | CO |
| MTC | Selfridge Air National Guard Base | Mount Clemens | US |
| MTD | Mount Sandford Station Airport | Mount Sandford Station | AU |
| MTE | Monte Alegre Airport | Monte Alegre | BR |
| MTF | Mizan Teferi Airport | Mizan Teferi | ET |
| MTG | Mato Grosso Airport | Mato Grosso | BR |
| MTH | Marathon Flight Strip | Marathon | US |
| MTI | Mosteiros Airport | Mosteiros | CV |
| MTJ | Montrose County Airport | Montrose | US |
| MTK | Makin Airport | Makin | KI |
| MTL | Maitland Airport | Maitland | AU |
| MTM | Metlakatla Sea Plane Base | Metlakatla | US |
| MTN | Glenn L. Martin Airport | Baltimore | US |
| MTO | Coles County Memorial Airport | Mattoon | US |
| MTP | Sky Portal Airport | Montauk Point | US |
| MTQ | Mitchell Airport | Mitchell | AU |
| MTR | S. Jeronimo Airport | Monteria | CO |
| MTS | Matsapha International Airport | Manzini | SZ |
| MTT | Minatitlan Airport | Minatitlan | MX |
| MTU | Montepuez Airport | Montepuez | MZ |
| MTV | Mota Lava Island Airport | Mota Lava Island | VU |
| MTW | Manitowoc Municipal Airport | Manitowoc | US |
| MTX | Metro Field | Fairbanks | US |
| MTY | Gen Mariano Escobedo Airport | Monterrey | MX |
| MTZ | Bar Yehuda Airport | Masada | IL |
| MUA | Munda Airport | Munda | SB |
| MUB | Maun Airport | Maun | BW |
| MUC | Munich International | Munich | DE |
| MUD | Mueda Airport | Mueda | MZ |
| MUE | Kamuela Airport | Kamuela | US |
| MUF | Muting Airport | Muting | ID |
| MUG | Mulege Airport | Mulege | MX |
| MUH | Mersa Matruh Airport | Mersa Matruh | EG |
| MUJ | Mui Airport | Mui | ET |
| MUK | Mauke Island Airport | Mauke Island | CK |
| MUL | Spence Airport | Moultrie | US |
| MUN | Quiriquire Airport | Maturin | VE |
| MUO | Mountain Home Air Force Base | Mountain Home | US |
| MUP | Mulga Park Airport | Mulga Park | AU |
| MUQ | Muccan Station Airport | Muccan Station | AU |
| MUR | Marudi Airport | Marudi | MY |
| MUS | Minamitorishima Airport | Minamitorishima | JP |
| MUT | Muscatine Airport | Muscatine | US |
| MUU | Mount Union Airport | Mount Union | US |
| MUV | Mustin Alf Airport | Philadelphia | US |
| MUW | Mascara Airport | Mascara | DZ |
| MUX | Multan International Airport | Multan | PK |
| MUY | Mouyondzi Airport | Mouyondzi | CG |
| MUZ | Musoma Airport | Musoma | TZ |
| MVA | Reykiahlid Airport | Myvatn | IS |
| MVB | Mvengue Airport | Franceville | GA |
| MVC | Monroe County Airport | Monroeville | US |
| MVD | Carrasco Airport | Montevideo | UY |
| MVE | Montevideo Municipal Airport | Montevideo | US |
| MVF | Dixsept Rosado Airport | Mossoro | BR |
| MVG | Mevang Airport | Mevang | GA |
| MVH | Macksville Airport | Macksville | AU |
| MVI | Manetai Airport | Manetai | PG |
| MVJ | Marlboro Airport | Mandeville | JM |
| MVK | Mulka Airport | Mulka | AU |
| MVL | Morrisville-Stowe Airport | Stowe | US |
| MVM | Monument Valley Airport | Kayenta | US |
| MVN | Mt Vernon-Outland Airport | Mount Vernon | US |
| MVO | Mongo Airport | Mongo | TD |
| MVP | Mitu Airport | Mitu | CO |
| MVQ | Mogilev Airport | Mogilev | BY |
| MVR | Salak Airport | Maroua | CM |
| MVS | Mucuri Airport | Mucuri | BR |
| MVT | Mataiva Airport | Mataiva | PF |
| MVU | Musgrave Airport | Musgrave | AU |
| MVV | Megeve Airport | Megeve | FR |
| MVW | Skagit Regional Airport | Mount Vernon | US |
| MVX | Minvoul Airport | Minvoul | GA |
| MVY | Martha's Vineyard Airport | Martha's Vineyard | US |
| MVZ | Masvingo Airport | Masvingo | ZW |
| MWA | Williamson County Airport | Marion | US |
| MWB | Morawa Airport | Morawa | AU |
| MWC | Lawrence J. Timmerman Airport | Milwaukee | US |
| MWD | Mianwali Airport | Mianwali | PK |
| MWE | Merowe Airport | Merowe | SD |
| MWF | Naone Airport | Maewo Island | VU |
| MWG | Marawaka Airport | Marawaka | PG |
| MWH | Grant County Airport | Moses Lake | US |
| MWI | Maramoni Airport | Maramoni | PG |
| MWJ | Matthews Ridge Airport | Matthews Ridge | GY |
| MWK | Tarempa Airport | Matak | ID |
| MWL | Mineral Wells Airport | Mineral Wells | US |
| MWM | Windom Municipal Airport | Windom | US |
| MWN | Mwadui Airport | Mwadui | TZ |
| MWO | Hook Field | Middletown | US |
| MWP | Off-Line Point | Mountain Scenic | NP |
| MWQ | Magway Airport | Magway | MM |
| MWR | Motswari Airport | Motswari | ZA |
| MWS | Mount Wilson Airport | Mount Wilson | US |
| MWT | Moolawatana Airport | Moolawatana | AU |
| MWU | Mussau Island Airport | Mussau Island | PG |
| MWV | Mondulkiri Airport | Mondulkiri | KH |
| MWW | Off-Line Point | Mouscron | BE |
| MWX | Muan International Airport | Muan | KR |
| MWY | Miranda Downs Airport | Miranda Downs | AU |
| MWZ | Mwanza Airport | Mwanza | TZ |
| MXA | Manila Municipal Airport | Manila | US |
| MXB | Andi Jemma Airport | Masamba | ID |
| MXC | San Juan County Airport | Monticello | US |
| MXD | Marion Downs Airport | Marion Downs | AU |
| MXE | Maxton Airport | Maxton | US |
| MXF | Maxwell Air Force Base | Montgomery | US |
| MXG | Marlborough Airport | Marlborough | US |
| MXH | Moro Airport | Moro | PG |
| MXI | Imelda R. Marcos Airport | Mati | PH |
| MXJ | Minna Airport | Minna | NG |
| MXK | Mindik Airport | Mindik | PG |
| MXL | Mexicali Airport | Mexicali | MX |
| MXM | Morombe Airport | Morombe | MG |
| MXN | Morlaix Airport | Morlaix | FR |
| MXO | Monticello Municipal Airport | Monticello | US |
| MXP | Malpensa Airport | Milan | IT |
| MXR | Myrhorod Airport | Myrhorod | UA |
| MXS | Maota Airport | Maota | WS |
| MXT | Maintirano Airport | Maintirano | MG |
| MXU | Mullewa Airport | Mullewa | AU |
| MXV | Moron Airport | Moron | MN |
| MXW | Mandalgovi Airport | Mandalgovi | MN |
| MXX | Mora Airport | Mora | SE |
| MXY | Mc Carthy Airport | McCarthy | US |
| MXZ | Mei Xian Airport | Mei Xian | CN |
| MYA | Moruya Airport | Moruya | AU |
| MYB | Mayumba Airport | Mayumba | GA |
| MYC | Maracay Airport | Maracay | VE |
| MYD | Malindi Airport | Malindi | KE |
| MYE | Miyakejima Airport | Miyakejima | JP |
| MYF | Montgomery Field | San Diego | US |
| MYG | Mayaguana Airport | Mayaguana | BS |
| MYH | Marble Canyon Airport | Marble Canyon | US |
| MYI | Murray Island Airport | Murray Island | AU |
| MYJ | Matsuyama Airport | Matsuyama | JP |
| MYK | May Creek Airport | May Creek | US |
| MYL | Mc Call Airport | Mc Call | US |
| MYM | Monkey Mountain Airport | Monkey Mountain | GY |
| MYN | Marib Airport | Marib | YE |
| MYO | Myroodah Station Airport | Myroodah Station | AU |
| MYP | Mary Airport | Mary | TM |
| MYQ | Mandakalli Airport | Mysore | IN |
| MYR | Myrtle Beach Air Force Base | Myrtle Beach | US |
| MYT | Myitkyina Airport | Myitkyina | MM |
| MYU | Ellis Field | Mekoryuk | US |
| MYV | Yuba County Airport | Marysville | US |
| MYW | Mtwara Airport | Mtwara | TZ |
| MYX | Menyamya Airport | Menyamya | PG |
| MYY | Miri Airport | Miri | MY |
| MYZ | Monkey Bay Airport | Monkey Bay | MW |
| MZB | Mocimboa da Praia Airport | Mocimboa da Praia | MZ |
| MZC | Mitzic Airport | Mitzic | GA |
| MZD | Mendez Airport | Mendez | EC |
| MZE | Manatee Airport | Manatee | BZ |
| MZF | Wild Coast Sun Airport | Mzamba | ZA |
| MZG | Magong Airport | Magong | TW |
| MZH | Merzifon Airport | Amasya | TR |
| MZI | Ambodedjo Airport | Mopti | ML |
| MZJ | Marana Airport | Marana | US |
| MZK | Marakei Airport | Marakei | KI |
| MZL | Santaguida Airport | Manizales | CO |
| MZM | Frescaty Airport | Metz/Nancy | FR |
| MZN | Minj Airport | Minj | PG |
| MZO | Sierra Maestra Airport | Manzanillo | CU |
| MZP | Motueka Airport | Motueka | NZ |
| MZQ | Mkuze Airport | Mkuze | ZA |
| MZR | Mazar-e Sharif Airport | Mazar-e Sharif | AF |
| MZT | Gen Rafael Buelna Airport | Mazatlan | MX |
| MZU | Muzaffarpur Airport | Muzaffarpur | IN |
| MZV | Mulu Airport | Mulu | MY |
| MZW | Mechria Airport | Mechria | DZ |
| MZX | Mena Airport | Mena | ET |
| MZY | Mossel Bay Airport | Mossel Bay | ZA |
| MZZ | Marion Airport | Marion | US |