Soviet Union | National Football League | Nigeria | European Union | Union Army | National Register of Historic Places | National Hockey League | rugby union | England national football team | National Basketball Association | Union | National Science Foundation | National Geographic | rugby league | National Trust | National Endowment for the Arts | National Geographic Society | Argentina national football team | National Trust for Places of Historic Interest or Natural Beauty | National Park Service | National League | Australian National University | National Guard | National Geographic Channel | National Institutes of Health | National Guard of the United States | National Collegiate Athletic Association | United States National Research Council | National Portrait Gallery | National Academy of Sciences |
In the 2008 edition Botswana, Swaziland and Nigeria did not participate, due to involvement in the World Cup qualifiers.