- Alabama-Coushatta Tribe of Texas
- Alabama-Quassarte Tribal Town
- Cherokee Nation
- Eastern Band of Cherokee Indians
- Chickasaw Nation
- Choctaw Nation of Oklahoma
- Jena Band of Choctaw Indians
- Kailegee Tribal Town
- Mississippi Band of Choctaw Indians
- The Muscogee Nation
- Poarch Creek Indians
- The Seminole Nation of Oklahoma
- Seminole Tribe of Florida
- Tunica-Biloxi Tribe of Louisiana
- Absentee Shawnee
- Eastern Shawnee Tribe of Oklahoma
- Thopthlocco Creek Tribal Town
- The United Keetoowah Band of Cherokee Indians in Oklahoma