Acoma Pueblo – New Mexico

Blackfeet Nation – Montana

Cherokee Nation of Oklahoma – Oklahoma

Cheyenne River Sioux Tribe – South Dakota

Cheyenne – Arapaho Tribes – Oklahoma

Chippewa Cree Tribe – Montana

Confederated Colville Tribes – Washington

Confederated Salish and Kootenai Tribes of Flathead – Montana

Confederated Tribes of the Umatilla – Oregon

Confederated Tribes of the Yakama Nation – Washington

Crow Nation – Montana

Eastern Shoshone Tribe – Wyoming

Fort Mojave Indian Tribe – California

Gros Ventre and Assiniboine Tribes of Fort Belknap – Montana

Hidatsa, Mandan, Arikara Tribes of Fort Berthold – North Dakota

Hopi Tribe – Arizona

Hualapai Nation – Arizona

Iowa Tribe of Oklahoma – Oklahoma

Jemez Pueblo – New Mexico

Jicarilla Apache Nation – New Mexico

Kaibab Paiute Tribe – Arizona

Kaw Nation – Oklahoma

Lummi Nation – Washington

Morongo Band of Mission Indians – California

Muckleshoot Indian Tribe – Washington

Navajo Nation – Arizona, New Mexico, Utah

Nez Perce Tribe of Idaho – Idaho

Northern Arapaho Tribe – Wyoming

Northern Cheyenne Tribe – Montana

Oglala Sioux Tribe – South Dakota

Ohkay Owingeh – New Mexico

Osage Nation – Oklahoma

Pauma Band of Mission Indians – California

Pawnee Nation – Oklahoma

Penobscot Nation – Washington

Picuris Pueblo – New Mexico

Ponca Tribe of Oklahoma – Oklahoma

Ramona Band of Cahuilla – California

Rosebud Sioux Tribe – South Dakota

Round Valley Indian Tribes – California

Saginaw Chippewa Indian Tribe – Michigan

Saint Regis Mohawk Tribe – New York

Santa Ana Pueblo – New Mexico

Shoshone and Bannock Tribes of Fort Hall – Idaho

Sioux and Assiniboine Tribes of Fort Peck– Montana

Southern Ute Indian Tribe – Colorado

Standing Rock Sioux Tribe – North Dakota, South Dakota

Tule River Indian Tribe – California

Turtle Mountain Chippewa Tribe – North Dakota

Ute Indian Tribe of Uintah and Ouray – Utah

Ute Mountain Ute Tribe – Colorado, New Mexico, Utah

Walker River Paiute Tribe – Nevada

Zia Pueblo – New Mexico

Canadian Member Tribes

Ermineskin Nation of Cree – Hobbema, Alberta

Louis Bull Band of Cree – Hobbema, Alberta

Montana Nation of Cree – Hobbema, Alberta

Samson Cree Nation – Hobbema, Alberta