Large Indian ReservationsLarge land base tribes have unique opportunities and issues that stem from geographic distances.
Member tribes include the Navajo Nation, Crow Nation, Blackfeet Tribe, Shoshone-Bannock Tribes, Spirit Lake Tribe, Spokane Tribe, Ute Indian Tribe, Omaha Tribe, Mandan, Hidatsa and Arikara Nation, Rosebud Sioux Tribe, Sisseton Wahpeton Sioux Tribe, Cheyenne River Sioux Tribe and others.
Promoting the sovereign rights of member tribes to protect, enhance, control, utilize and develop their respective land bases. Coalition of Large Tribes
Tribal Cooperation Has a Lasting Impact
Advocating for the exercise of tribal sovereignty and jurisdiction to the fullest extent including the sovereign right to develop natural resources, pursue agricultural efforts and develop and enhance Reservation infrastructure such as transportation and water infrastructure.
Coalition of Large TribesOrganizational highlights.
Total Members
50+
Acres Represented
50M+
Tribes Represented
15+
COLT NewsLearn about our progress .
Natural Resources hearing examined the tragic crisis concerning missing or murdered indigenous people (Media Share)
July 15, 2026Applications opening for Tribes to participate in the Tribal Access Program for Nation Crime Information (Media Share)
July 13, 2026NSF-backed AgTech Engine aims to make ND agricultural innovation hub (Media Share)
June 24, 2026