Ethnic Division
Muskoke (Muskhogean-speakers) - the ruling group of the confederacy
Shawnee Lenawe (Algonquian-speakers) - probably refugee migrants from the north, they constituted one of the most important element in the confederacy
- Tukabahchee
- Atasi
- Kolomi
- Fushatchee
- Kanhatki
- Kaeledji
Alabama (Muskhogean-speakers) - probably the native inhabitants of the Alabama river valley
- Coosa
- Otciapofa
- Big Tulsa
- Okfuskee
- Abihkutci
- Tukabahchee Tallahassee
- Tukpafka
- Talmuchasi
- Tuskegee
- Wiwohka
- Pakana
- Alabama
- Koasati
- Pawokti
- Muklasa
- Apalachee
- Tallapoosa
Hitchiti (Muskhogean-speakers) - probably the native inhabitants of Georgia
- Apalachicola
- Oconee
- Hitchiti
- Chiaha
- Sawokli - speaking unidentified language but in later years speaking Hitchiti
- Okmulgee
- Tamali
Timucua (Language isolate) - remnant groups from the Timucua peoples in Florida
- Osochi (Noktilalgi)
- Tawasa
Yuchi (Language isolate) - refugee group from the Ohio Valley among the Creeks, settled among the Kasihta-Muskoke
Natchez (Language isolate) - refugee group from the Mississippi Valley in Louisiana among the Creeks, settled among the Abihka-Alabama
Chickasaw (Muskhogean-speakers) - settled for a time among the Creeks
+ other remnants of broken nations settled among the Creeks to gain security

Political and Geographical Division
Upper Creeks - were on the Alabama, Coosa and Tallapoosa rivers in Alabama
- Alabama - Alabama-Koasati-speaking
- Abihka (Coosa) - Alabama-Koasati-speaking
- Tallapoosa - Alabama-Koasati-speaking
- Okfuskee - Alabama-Koasati-speaking
- Wakokai - Muskoke-speaking
- Eufaula - Muskoke-speaking
- Hillabee - Muskoke-speaking
- Atasi - Shawnee-speaking, in later years speaking Muskoke
- Tukabahchee - Shawnee-speaking, in later years speaking Muskoke - the leading town among the Upper Creeks
- Wetumpka - Alabama-Koasati-speaking
- ? - Alabama-Koasati-speaking
- ? - Alabama-Koasati-speaking
- ? - Natchez-speaking
- Pakana - Alabama-Koasati-speaking
- Tawasa - Timucua-speaking
- Okchai - Chacato-speaking, perhaps closely related to Alabama-Koasati
- Tomahitan - Yuchi-speaking
- ? - Chickasaw-speaking
- ? - Shawnee-speaking, in later years speaking Muskoke
Lower Creeks - were on the Chattahoochee River, the province of Apalachicola
- Tuskegee - Alabama-Koasati-speaking
- Coweta (Kawíta) - Muskoke-speaking
- Kasihta (Kasíhta) - Muskoke-speaking
- Kolomi - Shawnee-speaking, in later years speaking Muskoke
- Hitchiti - Hitchiti-speaking
- Ocmulgee - Hitchiti-speaking
- Apalachicoli - Hitchiti-speaking
- Oconee - Hitchiti-speaking
- Osochee - Timucua-speaking, in later years speaking Hitchiti
- Tacusa - speaking unidentified language
- Ylapi - speaking unidentified language
- Sawokli - speaking unidentified language but in later years speaking Hitchiti
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