- Alabama-Coushatta Tribe of TX
- Alabama-Quassarte Tribe of OK
- Cherokee Nation
- Eastern Band of the Cherokee Nation
- Chickasaw Nation
- Choctaw Nation
- Jena Band of Choctaw Indians
- Kailegee Tribal Town
- Mississippi Band of Choctaw Indians
- Muscogee (Creek) Nation
- Poarch Band of Creek Indians
- Seminole Nation of OK
- Seminole Tribe of FL
- Tunica-Biloxi Tribe of Louisiana
- Absentee Shawnee
- Eastern Shawnee
- Thlopthlocco Tribal Town
- United Keetoowah Band of the Cherokee Indians in Oklahoma