| MBDA | MBDA Apache | MBE |
| Mbeya | Mbeya (region) | Mbeya lufthavn |
| Mbini | Mbira | Mbit |
| Mbit/s | MBK | MBK Domkirkeodden |
| MBL | Mbombela | Mbombela kommune |
| Mbombela Stadium | Mbomou | Mbour |
| MBP | Mbps | MBR |
| MbrFix | Mbrfix | MBS |
| MBS - menighetsbibelskolen | MBS – menighetsbibelskolen | MBTA |
| MBTI | MBuddy | Mbugwe |
| Mbuji-Mayi | Mbulaeni Mulaudzi | Mbulelo Mabizela |
| Mbundu | Mburumba Kerina | Mburumba Kerina (død 14. juni 2021) |
| Mburumba Kerina (født 6. juni 1932) | Mbuti | Mbuti-pygmene |
| Mbuwe | MBW | MC |
| MC Alger | MC Juice | Mc Laren M8B |
| Mc Music 19 | MC Oran | MC Ren |
| MC Rens diskografi | MC Ride | MC Serch |
| MC-21 | MC-ambulanse | MC-musene fra Mars |
| MC5 | MC88100 | MC88110 |
| MCA | MCA Airlines | MCA Records |
| McAfee | McAfrika | McAllen |
| McAllen (Texas) | McAllen, Texas | McArthurbreen |
| MCASH | MCAST | MCB |
| MCC | MCC Interim Linux | McCafé |
| McCall Field | McCall's | McCall's Magazine |
| McCall’s Magazine | McCamey Manor (Spøkelseshus) | McCarran internasjonale lufthavn |
| McCarthy-tiden | McCarthyism | McCarthyisme |
| Mccarthyisme | McCartney | McCartney (album) |
| McCartney II | McCaughey-syvlingene | McChicken |
| McChord Air Force Base | McChord flystasjon | McClain County |
| McClain gasskraftverk | McClain's Law | McClain’s Law |
| McCloud | Mcclungia cymo | McColo |
| McCone County | McCone County (Montana) | McConnell Air Force Base |
| McConnell flystasjon | McCook County | McCool Hill |
| McCormick County | McCormick County (Sør-Carolina) | McCormick vannkraftverk |
| McCoy Tyner | McCoy Tyner (død 6. mars 2020) | McCoy Tyner (født 11. desember 1938) |
| McCracken County | McCracken County (Kentucky) | McCreary County |
| McCrory (Arkansas) | McCrory, Arkansas | McCulloch County |
| McCulloch County (Texas) | McCulloch County, Texas | McCune-Reischauer |
| McCune–Reischauer | McCurtain County | McDiarmid Park |
| McDill Air Force Base | McDonald Bailey | McDonald Bay |
| McDonald County | McDonald County (Missouri) | McDonald Observatory |
| McDonald's | McDonald's Corporation | McDonald's LPGA Championship |
| McDonald's-massakren i San Ysidro | McDonald’s | McDonald’s Corporation |
| McDonald’s-massakren i San Ysidro | McDonalds | McDonaldsøyene |
| McDonell Douglas DC 10 | McDonnel Douglas F-101 Voodoo | McDonnel F-101 Voodoo |
| McDonnell | McDonnell Aircraft | McDonnell Aircraft Corporation |
| McDonnell Douglas | McDonnell Douglas A-4 Skyhawk | McDonnell Douglas AV-8 Harrier II |
| McDonnell Douglas DC-10 | McDonnell Douglas DC-8 | McDonnell Douglas DC-9 |
| McDonnell Douglas F-15E Strike Eagle | McDonnell Douglas F-18 Hornet | McDonnell Douglas F-4 Phantom II |
| McDonnell Douglas F/A-18 | McDonnell Douglas F/A-18 Hornet | McDonnell Douglas KC-10 Extender |
| McDonnell Douglas MD-11 | McDonnell Douglas MD-12 | McDonnell Douglas MD-80 |
| McDonnell Douglas MD-81 | McDonnell Douglas MD-82 | McDonnell Douglas MD-83 |
| McDonnell Douglas MD-87 | McDonnell Douglas MD-90 | McDonnell Douglas X-36 |
| McDonnell F-101 Voodoo | McDonnell F2H Banshee | McDonnell F3H Demon |
| McDonough | McDonough (Georgia) | McDonough County |
| McDonough County (Illinois) | McDonough kraftverk | McDonough, Georgia |
| McDOS Goffertstadion | McDowell County | McDowell County (Nord-Carolina) |
| McDowell County (Vest-Virginia) | McDowell County i Nord-Carolina | McDowell County i Vest-Virginia |
| McDuck | McDuck-klanen | McDuck-Klanen |
| Mcduck-klanen | McDuffie County | McFarlane Strait |
| McFish | McFlurry | McFly |
| Mcfly | McFly diskografi | McFlys diskografi |
| McG | MCG | MCG+01-33-036 |
| MCG+08-11-002 | MCG+12-02-001 | McGee Rock |
| McGhee Center for Eastern Mediterranean Studies | McGhee Tyson lufthavn | McGill |
| McGill Redmen | McGill University | McGill University College of British Columbia |
| McGill University Hockey Club | McGill-universitetet | McGillycuddy's Reeks |
| McGladrey Classic | McGoohan's Blues | McGoohan’s Blues |
| McGrath (Alaska) | McGriddles | McGuinn, Clark & Hillman |
| McGuire Air Force Base | McGuire flystasjon | McGuire kjernekraftverk |
| McGurk's Bar-bomben | McGurk’s Bar-bomben | McGyver |
| MCH Arena | MCH Multiarena | McHenry |
| McHenry (Illinois) | McHenry (Nord-Dakota) | McHenry (North Dakota) |
| McHenry County | McHenry County (Illinois) | McHenry County (Nord-Dakota) |
| McHenry County i Illinois | McHenry County i Nord-Dakota | McHenry County, Nord-Dakota |
| McHenry Forehand | McHenry, Illinois | McHenry, Nord-Dakota |
| McHenry, North Dakota | Mchinji (distrikt) | MCI Classic |
| MCI Heritage | MCI Heritage Golf Classic | MCI Inc. |
| MCI WorldCom | McIntire School of Commerce | McIntosh |
| McIntosh (Alabama) | McIntosh 3 kraftverk | McIntosh 5 kraftverk |
| McIntosh County | McIntosh County (Georgia) | McIntosh County (Nord-Dakota) |
| McIntosh County (Oklahoma) | McIntosh County i Georgia | McIntosh County i Oklahoma |
| McIntosh County, Nord-Dakota | McIntosh County, Oklahoma | McIntosh gasskraftverk |
| McIntosh kraftverk | McJoe Arroyo | McKamey Manor |
| McKamey Manor (Spøkelseshus) | McKaskle Hills | McKayla Maroney |
| McKean | McKean County | McKean Island |
| Mckee | McKee-troféet | McKeeva Bush |
| McKenna de Bever | McKenna DeBever | McKenzie (Alabama) |
| McKenzie County | McKenzie County (Nord-Dakota) | McKenzie Peak |
| McKesson | McKesson Corporation | McKinley at Home, Canton, Ohio |
| McKinley County | McKinley Morganfield | McKinney |
| McKinney (Texas) | McKinney, Texas | McKinnon Island |
| McKinsey | Mckinsey | McKinsey & Co |
| McKinsey & Co. | McKinsey & Company | McKinsey & Company Inc |
| McKnight Creek | McKylling | McLafferty-omorganisering |
| McLain Ward | McLaren | McLaren (racing) |
| McLaren Automative | McLaren Automotive | McLaren Chevrolet |
| McLaren F1 LM | McLaren Group | McLaren M8 |
| McLaren M8A | McLaren M8B | McLaren Mercedes |
