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Oklahoma Counties and County Seats
- Adair County, Stilwell
- Alfalfa County, Cherokee
- Atoka County, Atoka
- Beaver County, Beaver
- Beckham County, Sayre
- Blaine County, Watonga
- Bryan County, Durant
- Caddo County, Anadarko
- Canadian County, El Reno
- Carter County, Ardmore
- Cherokee County, Tahlequah
- Choctaw County, Hugo
- Cimarron County, Boise City
- Cleveland County, Norman
- Coal County, Coalgate
- Comanche County, Lawton
- Cotton County, Walters
- Craig County, Vinita
- Creek County, Sapulpa
- Custer County, Arapaho
- Delaware County, Jay
- Dewey County, Taloga
- Ellis County, Arnett
- Garfield County, Enid
- Garvin County, Pauls Valley
- Grady County, Chickasha
- Grant County, Medford
- Greer County, Mangum
- Harmon County, Hollis
- Harper County, Buffalo
- Haskell County, Stigler
- Hughes County, Holdenville
- Jackson County, Altus
- Jefferson County, Waurika
- Johnston County, Tishomingo
- Kay County, Newkirk
- Kingfisher County, Kingfisher
- Kiowa County, Hobart
- Latimer County, Wilburton
- Le Flore County, Poteau
- Lincoln County, Chandler
- Logan County, Guthrie
- Love County, Marietta
- Major County, Fairview
- Marshall County, Madill
- Mayes County, Pryor
- McClain County, Purcell
- McCurtain County, Idabel
- McIntosh County, Eufaula
- Murray County, Sulphur
- Muskogee County, Muskogee
- Noble County, Perry
- Nowata County, Nowata
- Okfuskee County, Okemah
- Oklahoma County, Oklahoma City
- Okmulgee County, Okmulgee
- Osage County, Pawhuska
- Ottawa County, Miami
- Pawnee County, Pawnee
- Payne County, Stillwater
- Pittsburg County, McAlester
- Pontotoc County, Ada
- Pottawatomie County, Shawnee
- Pushmataha County, Antlers
- Roger Mills County, Cheyenne
- Rogers County, Claremore
- Seminole County, Wewoka
- Sequoyah County, Sallisaw
- Stephens County, Duncan
- Texas County, Guymon
- Tillman County, Frederick
- Tulsa County, Tulsa
- Wagoner County, Wagoner
- Washington County, Bartlesville
- Washita County, Cordell
- Woods County, Alva
- Woodward County, Woodward