| Mission Viejo Community Foundation | United States | Mission Viejo | California | 2005 |
| Missoula Community Foundation | United States | Missoula | Montana | 2001 |
| Moline Foundation | United States | Moline | Illinois | 1953 |
| Momentum Waikato Community Foundation | New Zealand | Hamilton | Waikato | 2013 |
| Mongolian Women's Fund (MONES) | Mongolia | Ulaanbaatar | | 2000 |
| Montana Community Foundation | United States | Helena | Montana | 1988 |
| Monteverde Community Fund | Costa Rica | Monteverde | Puntarenas | 2012 |
| Montgomery County Community Foundation | United States | The Woodlands | Texas | 1983 |
| Montgomery County Community Foundation | United States | Crawfordsville | Indiana | 1991 |
| Montgomery County Foundation | United States | Blue Bell | Pennsylvania | 2001 |
| Morden Area Foundation | Canada | Morden | Manitoba | 1993 |
| Morogoro Municipal Community Foundation | Tanzania | Morogoro Municipality | Morogoro | 2005 |
| Morris Community Foundation | United States | Morris | Illinois | 1999 |
| Morton Community Foundation | United States | Morton | Illinois | 2000 |
| Mount Angel Community Foundation | United States | Mount Angel | Oregon | 1995 |
| Mount Dora Community Trust | United States | Mount Dora | Florida | 1972 |
| Mt. Lebanon Community Endowment | United States | PIttsburgh | Pennsylvania | 2008 |
| Mt. Pleasant Area Community Foundation | United States | Mount Pleasant | Michigan | 1990 |
| Mumbulla Foundation | Australia | Bega | | 2000 |
| MUNUS Onlus- Fondazione Di Comunità Di Parma | Italy | Parma | Emilia Romagna | 2016 |
| Mures Community Foundation | Romania | Tîrgu Mureș | Mureș | 2011 |
| Muskingum County Community Foundation | United States | Zanesville | Ohio | 1985 |
| Muskoka Community Foundation | Canada | Bracebridge | Ontario | 2007 |
| Mwanza City Community Foundation | Tanzania | Mwanza | | |
| Nakusp and Area Community Foundation | Canada | Nakusp | British Columbia | 2003 |
| Namaste Community Foundation | Nepal | Pokhara | | 2003 |
| Napa Valley Community Foundation | United States | Napa | California | 1994 |
| Napanee District Community Foundation | Canada | Napnee | Ontario | 1987 |
| Naseej Foundation - Resources for Community Youth Development in the Arab World | Jordan | Amman | Arab Region | |
| National Community Foundation | Saint Lucia | Castries | | 2004 |
| Nav Maharashtra Community Foundation | India | Pune | Maharashtra | 2003 |
| Nebraska Community Foundation | United States | Lincoln | Nebraska | 1993 |
| Neelan Tiruchelvam Trust | Sri Lanka | Colombo | Western Province | 2000 |
| Nelson Bays Community Foundation | New Zealand | Nelson | | 2010 |
| Nelson Mandela Children’s Fund | South Africa | Saxonwold | Highlands North | 1995 |
| Nerekhta Community Foundation | Russia | Nerekhta | | 2002 |
| Nevada Community Foundation | United States | Las Vegas | Nevada | 1988 |
| New Albany Community Foundation | United States | New Albany | Ohio | 1994 |
| New Braunfels Area Community Foundation | United States | New Braunfels | Texas | 2012 |
| New Canaan Community Foundation | United States | New Canaan | Connecticut | 1977 |
| New Hampshire Charitable Foundation | United States | Concord | New Hampshire | 1962 |
| New Mexico Community Foundation | United States | Santa Fe | New Mexico | 1983 |
| New Richmond Area Community Foundation | United States | New Richmond | Wisconsin | 2002 |
| New Shamakhi Foundation | Azerbaijan | Shamakha City | | |
| New York Community Trust | United States | New York | New York | 1923 |
| Newmont Ahafo Development Foundation | Ghana | Sunyani/Ntotroso | Brong Ahafo Region | 2008 |
| NGO "Foundation for Community Development" | Ukraine | Kramatorsk | Donetska oblast | 2012 |
| Niagara Community Foundation | Canada | St. Catharines | Ontario | 2000 |
| Nicholas County Community Foundation | United States | Summersville | West Virginia | 2006 |
| Nidzicki Fundusz Lokalny | Poland | Nidzica | Warmian-Masurian | 1998 |
| Nikau Foundation | New Zealand | Wellington | Wellington | 1991 |
| Nirnaya | India | Secunderabad | Andhra Pradesh | 1998 |
| Nitra Community Foundation | Slovakia | Nitra | | 2000 |
| Noble County Community Foundation | United States | Ligonier | Indiana | 1991 |
| Norfolk Community Foundation | Canada | Simcoe | Ontario | 1986 |
| Norfolk Community Foundation | United Kingdom | Norwich | Norfolk | 2004 |
| Norman Community Foundation | United States | Norman | Oklahoma | 1995 |
| North Bay and Area Community Foundation | Canada | North Bay | Ontario | 2006 |
| North Carolina Community Foundation | United States | Raleigh | North Carolina | 1988 |
| North Dakota Community Foundation | United States | Bismarck | North Dakota | 1977 |
| North End Community Foundation | United States | Saint Paul | Minnesota | 2000 |
| North Georgia Community Foundation | United States | Gainesville | Georgia | 1985 |
| North Haven Foundation | United States | Rockland | Maine | 1965 |
| North Norfolk-MacGregor Foundation | Canada | MacGregor | Manitoba | 1992 |
| North Shore Community Foundation | Canada | North Vancouver | British Columbia | 1988 |
| North Star Fund | United States | New York | NY | 1979 |
| North Suburban Community Foundation | United States | Shoreview | Minnesota | 1981 |
| North Thompson Communities Foundation | Canada | Clearwater | British Columbia | 2003 |
| North Valley Community Foundation | United States | Chico | California | 1989 |
| North West London Community Foundation | United Kingdom | Harrow | | 1980 |
| North Woodward Community Foundation | United States | Troy | Michigan | 1998 |
| Northamptonshire Community Foundation | United Kingdom | Northampton | | 2001 |
| Northeast Regional Community Foundation | Canada | Dawson Creek | British Columbia | 2008 |
| Northern Chautauqua Community Foundation | United States | Dunkirk | New York | 1986 |
| Northern Indiana Community Foundation | United States | Rochester | Indiana | 1993 |
| Northern Neighbours Community Foundation | Canada | Flin Flon | Manitoba | 1994 |
| Northern New Jersey Community Foundation | United States | Englewood | New Jersey | 1998 |
| Northern New York Community Foundation | United States | Watertown | New York | 1929 |
| Northern Piedmont Community Foundation | United States | Warrenton | Virginia | 2000 |
| Northern Primorye Community Foundation | Russia | Plastun Village | Primorskiy Krai | |
| Northern Rivers Community Foundation | Australia | Ballina | Northern Rivers | 2004 |
| Northfield Area Foundation | United States | Northfield | Michigan | 1993 |
| Northland Community Foundation | New Zealand | Whangarei | Northland | 2004 |
| Northville Community Foundation | United States | Northville | Michigan | 1997 |
| Northwest Connecticut Community Foundation | United States | Torrington | Connecticut | 1969 |
| Northwest Minnesota Foundation | United States | Bemidji | Minnesota | 1986 |
| Nottinghamshire Community Foundation | United Kingdom | Nottingham | | 2001 |
| Novgorodskiy Regional Social Fund for Assistance to Non-government Projects | Russia | Velikiy Novgorod | Novgorodskaya Oblast | 2000 |
| Novosibirsk Community Foundation “Akademgorodok” | Russia | Novosibirsk | Novosibirskaya Oblast’ | 2010 |
| Oak Lake and Area Foundation | Canada | Oak Lake | Manitoba | 1999 |
| Oak Park/River Forest Community Foundation | United States | Oak Park | Illinois | 1958 |
| Oakville Community Foundation | Canada | Oakville | Ontario | 1994 |
| Obninsk Community Foundation | Russia | Obninsk | Kaluzhskaya Oblast | 1999 |
| Ocean Reef Foundation | United States | Key Largo | Florida | 1994 |
| Odorheiu Secuiesc Community Foundations | Romania | Odorheiu Secuiesc | Harghita | 2007 |
| Ohio County Community Foundation | United States | Rising Sun | Indiana | 1998 |
| Oklahoma City Community Foundation | United States | Oklahoma City | Oklahoma | 1968 |
| Oktyabrsk Community Foundation “Hope” | Russia | Oktyabrsk | | 2002 |
| Oldenburgische Bürgerstiftung | Germany | Oldenburg | Lower-Saxony | 2006 |
| Olympic View Community Foundation | United States | Sequim | Washington | 2000 |
| Omaha Community Foundation | United States | Omaha | Nebraska | 1982 |
| One Community Foundation | United Kingdom | Huddersfield | West Yorkshire | 2010 |
| Opotiki Community Foundation | New Zealand | Opotiki | | 2009 |
| Oradea Community Foundation | România | Oradea | Nihor | 2013 |
| Orange County Community Foundation | United States | Newport Beach | California | 1989 |
| Orange County Community Foundation, Inc. | United States | Paoli | Indiana | 1996 |
| Orange Foundation | United States | Orange | Connecticut | 1976 |
| Orcas Island Community Foundation | United States | Eastsound | Washington | 1995 |
| Oregon Community Foundation | United States | Portland | Oregon | 1973 |
| Oregon Trail Community Foundation | United States | Scottsbluff | Nebraska | 1977 |
| Osaka Community Foundation | Japan | Osaka | | 1991 |
| Oshkosh Area Community Foundation | United States | Oshkosh | Wisconsin | 1928 |
| Osprey Community Foundation | Canada | Nelson | British Columbia | 2000 |
| Otago Community Trust | New Zealand | Dunedin | Otago Region | 1988 |
| Otsego County Community Foundation | United States | Gaylord | Michigan | 1994 |
| Ottawa County Community Foundation | United States | Port Clinton | Ohio | 1999 |
| Outer Banks Community Foundation | United States | Southern Shores | North Carolina | 1982 |
| Owen County Community Foundation | United States | Spencer | Indiana | 1994 |
| Oxbow Community Foundation | Canada | Oxbow | Saskatchewan | 2010 |
| Oxford Community Foundation | United States | Oxford | Ohio | 1996 |
| Oxford Community Foundation | Canada | Woodstock | Ontario | 2002 |
| Oxfordshire Community Foundation | United Kingdom | Oxford | | 1995 |
| Pakistan Centre for Philanthropy | Pakistan | Islamabad | Capital Territory | 2001 |
| Palo Alto Community Fund | United States | Palo Alto | California | 1998 |
| Parasol Tahoe Community Foundation | United States | Incline Village | Nevada | 1996 |
| Parchimer Bürgerstiftung | Germany | Parchim | Mecklenburg-Vorpommern | 2004 |
| Park City Community Foundation | United States | Park City | Utah | 2007 |
| Park County Community Foundation | United States | Livingston | Montana | 2006 |
| Parke County Community Foundation | United States | Rockville | Indiana | 1993 |
| Parkersburg Area Community Foundation and Regional Affiliates | United States | Parkersburg | West Virginia | 1963 |
| Parksville-Qualicum Foundation | Canada | Qualicum Beach | British Columbia | 1999 |
| Pasadena Community Foundation | United States | Pasadena | California | 1953 |
| Paulding County Area Foundation | United States | Paulding | Ohio | 1982 |
| Pazardzhik Community Foundation | Bulgaria | Pazardzhik | | 2003 |
| Pella Community Foundation | United States | Pella | Iowa | 1991 |
| Pembina-Manitou Area Foundation | Canada | Manitou | Manitoba | 1999 |
| Pembroke Petawawa District Community Foundation | Canada | Pembroke | Ontario | 2008 |
| Peninsula Community Foundation-White Rock/South Ferry | Canada | Surrey | British Columbia | 1998 |
| Penza Community Foundation “Civil Unity” | Russia | Penza | Penzenskaya Oblast | 2002 |
| Perm Community Foundation | Russia | Perm | Permsky Krai | 2009 |
| Permanent Endowment Fund for Martha’s Vineyard | United States | Oak Bluffs | Massachusetts | 1982 |
| Permian Basin Area Foundation | United States | Midland | Texas | 1989 |
| Perth and District Community Foundation | Canada | Perth | Ontario | 2001 |
| Pervouralsk Community Foundation | Russia | Pervouralsk | Sverdlovskaya Oblast | 2000 |
| Petoskey-Harbor Springs Area Community Foundation | United States | Petoskey | Michigan | 1991 |
| Petrozavodsk Foundation | Russia | Petrozavodsk | Karelia Republic | 2012 |
| Phelps County Community Foundation | United States | Holdrege | Nebraska | 1976 |
| Philadelphia Foundation | United States | Philadelphia | Pennsylvania | 1918 |
| Phoenix Foundation of the Boundary Communities | Canada | Grand Forks | British Columbia | 1997 |
| Phuket Community Foundation | Thailand | Phuket | | 2007 |