http://www.un.org
This is the official website to the United Nations. This site provides information about the organization as well as all the committees, and organs including the issues debated on the GA. It also contains all the information a delegate needs on past documents, such as resolutions, treaties, etc.

http://www.amun.org/amun_resource.html
AMUN: Model UN Resources - American Model UN provides resources for Model UN teachers, student leaders and participants at all levels


http://www.un.org/Pubs/CyberSchoolBus/
The link above will take you to the UN CyberSchoolBus Resources, which contains statistics, profiles, a United Nations introduction and other general information about the UN organization.



http://www.arches.uga.edu/~wuzzardo/mun/
Wuzzardo's MUN - Contains advice about Model United Nations including how to start a team, conference links, and research links.





www.unausa.org
The link above will take you to the United Nations Association site, full of usefull information, including a conference calender and News Room, etc... (http://www.unausa.org/)