• Abya Yala Fund for Indigenous Self-Development in South and Meso America
• Amazonian Peoples Resources Initiative (APRI)
• Amanaka'a works directly with Amazon leaders in support of their projects for survival, human rights, the environment, health, sustainable development, education, and more.
• Asociación Napguana (Kuna, Panama)
• Conselho Indigenista Missionário (CIMI)
• Comision Internacional de Derechos de Pueblos Indigenas de Sud America (CIDSA)
• Consejo Indio de Sud America (CISA)
• Confederation of Indigenous Nationalities of Ecuador (CONAIE)
• Coordinadora de las Organizaciones Indígenas de la Cuenca Amazónica (COICA)
• Cultural Survival (CS)
• Cultural Survival Canada (CSC)
• Fundación Amautica Fausto Reynaga
• La Fundación de artistas e intelectuales por los pueblos indígenas de Iberoamerica (FAIPII)
• Fundación Dobbo-Yala
• Indigenous Peoples Biodiversity Information Network (IBIN)
• International Indian Treaty Council (IITC)
• Organización de Pueblos Indígenas de Pastaza (OPIP; Ecuador)
• Red Intercultural Tinku Andino Nórdico (Algunas páginas están en Español pero la mayor parte se encuentra en Finés)
• Rehue Foundation gives support to small projects in Mapuche communities in Chile
• The Rigoberta Menchú Tum Foundation
• Rural Advancement Foundation International (RAFI)
• Servicio Internacional para la Paz / International Service for Peace (SIPAZ)
• South and Meso American Indian Rights Center (SAIIC)
• Survival International
• Taller de Mujeres Kunas KIKADIRYAI (Panama)
• WATU Acción Indígena es la sección española de IWGIA, (International Work Group for Indigenous Affairs)
• Yax Te' Foundation/Maya Educational Foundation, nonprofit organizations which collaborate to promote the culture and education of the Maya people of Guatemala

Also check the list of Hosted Webpages as well as Organizations in NativeWeb's resource database.