List of counties in Oklahoma

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This is a list of the seventy-seven counties in the U.S. state of Oklahoma. Oklahoma is ranked 20th size and 17th in the number of counties.

Alphabetical list[change | edit source]

County
FIPS Code
[1]
County seat
[2]
Established
[2]
Origin
Naming history
Population
[2]
Area
[2]
Map
Adair County 001 Stilwell 1907 . The Adair family of the Cherokee tribe[3] &&&&&&&&&&021038.&&&&&021,038 &&&&&&&&&&&&0576.&&&&&0576 sq mi
(&&&&&&&&&&&01492.&&&&&01,492 km²)
State map highlighting Adair County
Alfalfa County 003 Cherokee 1907 Woods County William H. "Alfalfa Bill" Murray (1869-1956), ninth Governor of Oklahoma[4] 0Expression error: Unrecognized punctuation character ","..Expression error: Unrecognized punctuation character ",".6,105 &&&&&&&&&&&&0867.&&&&&0867 sq mi
(&&&&&&&&&&&02246.&&&&&02,246 km²)
State map highlighting Alfalfa County
Atoka County 005 Atoka 1907 Choctaw lands Captain Atoka, a noted Choctaw[5] 0Expression error: Unrecognized punctuation character ","..Expression error: Unrecognized punctuation character ",".13,879 &&&&&&&&&&&&0978.&&&&&0978 sq mi
(&&&&&&&&&&&02533.&&&&&02,533 km²)
State map highlighting Atoka County
Beaver County 007 Beaver 1890 Initially encompasses entire panhandle from 1890 to 1907 (as Seventh County); current geography since 1907 The Beaver River[6] 0Expression error: Unrecognized punctuation character ","..Expression error: Unrecognized punctuation character ",".5,857 &&&&&&&&&&&01814.&&&&&01,814 sq mi
(&&&&&&&&&&&04698.&&&&&04,698 km²)
State map highlighting Beaver County
Beckham County 009 Sayre 1907 Greer County and Roger Mills County[7] J. C. W. Beckham (1869-1940), Governor of Kentucky[7] &&&&&&&&&&019799.&&&&&019,799 &&&&&&&&&&&&0902.&&&&&0902 sq mi
(&&&&&&&&&&&02336.&&&&&02,336 km²)
State map highlighting Beckham County
Blaine County 011 Watonga 1890 . James G. Blaine (1830-1893), former Speaker of the United States House of Representatives, U.S. Senator and Secretary of State[8] &&&&&&&&&&011976.&&&&&011,976 &&&&&&&&&&&&0929.&&&&&0929 sq mi
(&&&&&&&&&&&02406.&&&&&02,406 km²)
State map highlighting Blaine County
Bryan County 013 Durant 1907 Choctaw lands William Jennings Bryan (1860-1925), former Secretary of State, famous orator and three-time U.S. Presidential candidate[9] &&&&&&&&&&036534.&&&&&036,534 &&&&&&&&&&&&0909.&&&&&0909 sq mi
(&&&&&&&&&&&02354.&&&&&02,354 km²)
State map highlighting Bryan County
Caddo County 015 Anadarko 1901 . From Indian word "Kaddi" meaning life or chief[10] &&&&&&&&&&030150.&&&&&030,150 &&&&&&&&&&&01278.&&&&&01,278 sq mi
(&&&&&&&&&&&03310.&&&&&03,310 km²)
State map highlighting Caddo County
Canadian County 017 El Reno 1901 Part of Cheyenne and Arapaho reservation[11] . &&&&&&&&&&087697.&&&&&087,697 &&&&&&&&&&&&0900.&&&&&0900 sq mi
(&&&&&&&&&&&02331.&&&&&02,331 km²)
State map highlighting Canadian County
Carter County 019 Ardmore 1907 Pickens County, Chickasaw Nation A prominent early-day family[12] &&&&&&&&&&045621.&&&&&045,621 &&&&&&&&&&&&0824.&&&&&0824 sq mi
(&&&&&&&&&&&02134.&&&&&02,134 km²)
State map highlighting Carter County
Cherokee County 021 Tahlequah 1907 Originally settled by Cherokee Indians following the Trail of Tears Cherokee Nation[13] &&&&&&&&&&042521.&&&&&042,521 &&&&&&&&&&&&0751.&&&&&0751 sq mi
(&&&&&&&&&&&01945.&&&&&01,945 km²)
State map highlighting Cherokee County
Choctaw County 023 Hugo 1907 . Choctaw Nation of Indians[14] &&&&&&&&&&015342.&&&&&015,342 &&&&&&&&&&&&0774.&&&&&0774 sq mi
(&&&&&&&&&&&02005.&&&&&02,005 km²)
State map highlighting Choctaw County
Cimarron County 025 Boise City 1907 . Cimarron River[15] &&&&&&&&&&&03148.&&&&&03,148 &&&&&&&&&&&01835.&&&&&01,835 sq mi
(&&&&&&&&&&&04753.&&&&&04,753 km²)
State map highlighting Cimarron County
Cleveland County 027 Norman 1890 . Grover Cleveland (1837-1908), two-time President of the United States[16] &&&&&&&&&0208016.&&&&&0208,016 &&&&&&&&&&&&0536.&&&&&0536 sq mi
(&&&&&&&&&&&01388.&&&&&01,388 km²)
State map highlighting Cleveland County
Coal County 029 Coalgate 1907 Tobucksy County, Choctaw Nation Coal, the primary economic product of the region at the time[17] &&&&&&&&&&&06031.&&&&&06,031 &&&&&&&&&&&&0518.&&&&&0518 sq mi
(&&&&&&&&&&&01342.&&&&&01,342 km²)
State map highlighting Coal County
Comanche County 031 Lawton 1907 Kiowa, Comanche, and Apache reservation Spanish "Camino Ancho", meaning broad trail[18] &&&&&&&&&0114996.&&&&&0114,996 &&&&&&&&&&&01069.&&&&&01,069 sq mi
(&&&&&&&&&&&02769.&&&&&02,769 km²)
State map highlighting Comanche County
Cotton County 033 Walters 1912 Lands of Quapaws, Choctaws, Chickasaws, Comanche Reservation, and Big Pasture The principal economic base of the county, cotton[19] &&&&&&&&&&&06614.&&&&&06,614 &&&&&&&&&&&&0637.&&&&&0637 sq mi
(&&&&&&&&&&&01650.&&&&&01,650 km²)
State map highlighting Cotton County
Craig County 035 Vinita 1907 Cherokee Nation Granville Craig, a prominent Cherokee[20] &&&&&&&&&&014950.&&&&&014,950 &&&&&&&&&&&&0761.&&&&&0761 sq mi
(&&&&&&&&&&&01971.&&&&&01,971 km²)
State map highlighting Craig County
Creek County 037 Sapulpa 1907 . Creek tribe[21] &&&&&&&&&&067367.&&&&&067,367 &&&&&&&&&&&&0956.&&&&&0956 sq mi
(&&&&&&&&&&&02476.&&&&&02,476 km²)
State map highlighting Creek County
Custer County 039 Arapaho 1891 Cheyenne-Arapaho Reservation George Armstrong Custer (1839-1876), a United States Army cavalry commander[22] &&&&&&&&&&026142.&&&&&026,142 &&&&&&&&&&&&0987.&&&&&0987 sq mi
(&&&&&&&&&&&02556.&&&&&02,556 km²)
State map highlighting Custer County
Delaware County 041 Jay 1907 . Delaware District of old Cherokee Nation[23] &&&&&&&&&&037077.&&&&&037,077 &&&&&&&&&&&&0741.&&&&&0741 sq mi
(&&&&&&&&&&&01919.&&&&&01,919 km²)
State map highlighting Delaware County
Dewey County 043 Taloga 1892 Cheyenne-Arapaho Reservation Either for Admiral George Dewey (1837-1917)[24] or derived from original name, County "D", during land run of 1892 and later changed[23] &&&&&&&&&&&04743.&&&&&04,743 &&&&&&&&&&&01000.&&&&&01,000 sq mi
(&&&&&&&&&&&02590.&&&&&02,590 km²)
State map highlighting Dewey County
Ellis County 045 Arnett 1907 Roger Mills and Woodward counties Albert H. Ellis, vice president of the Oklahoma Constitutional Convention[25] (name could also be Abraham H. Ellis[23]) &&&&&&&&&&&04075.&&&&&04,075 &&&&&&&&&&&01229.&&&&&01,229 sq mi
(&&&&&&&&&&&03183.&&&&&03,183 km²)
State map highlighting Ellis County
Garfield County 047 Enid 1893 Cherokee Outlet James Garfield (1831-1881), President of the Unites States[26] &&&&&&&&&&057813.&&&&&057,813 &&&&&&&&&&&01058.&&&&&01,058 sq mi
(&&&&&&&&&&&02740.&&&&&02,740 km²)
State map highlighting Garfield County
Garvin County 049 Pauls Valley 1907 Chickasaw Nation Samuel Garvin, a prominent Chickasaw Indian[27] &&&&&&&&&&027210.&&&&&027,210 &&&&&&&&&&&&0809.&&&&&0809 sq mi
(&&&&&&&&&&&02095.&&&&&02,095 km²)
State map highlighting Garvin County
Grady County 051 Chickasha 1907 . Henry W. Grady (1851-1889), editor of the Atlanta Constitution newspaper[28] &&&&&&&&&&045516.&&&&&045,516 &&&&&&&&&&&01101.&&&&&01,101 sq mi
(&&&&&&&&&&&02852.&&&&&02,852 km²)
State map highlighting Grady County
Grant County 053 Medford 1892 Originally "L" county Ulysses S. Grant (1822-1885), President of the United States[29] &&&&&&&&&&&05144.&&&&&05,144 &&&&&&&&&&&01001.&&&&&01,001 sq mi
(&&&&&&&&&&&02593.&&&&&02,593 km²)
State map highlighting Grant County
Greer County 055 Mangum 1896 Greer County, Texas John Alexander Greer, Lieutenant Governor of Texas[30] &&&&&&&&&&&06061.&&&&&06,061 &&&&&&&&&&&&0639.&&&&&0639 sq mi
(&&&&&&&&&&&01655.&&&&&01,655 km²)
State map highlighting Greer County
Harmon County 057 Hollis 1909 Greer County Judson Harmon (1846-1927), U.S. Attorney General and Governors of Ohio[31] &&&&&&&&&&&03283.&&&&&03,283 &&&&&&&&&&&&0538.&&&&&0538 sq mi
(&&&&&&&&&&&01393.&&&&&01,393 km²)
State map highlighting Harmon County
Harper County 059 Buffalo 1893 . Oscar G. Harper, clerk of the Oklahoma Constitutional Convention[32] &&&&&&&&&&&03562.&&&&&03,562 &&&&&&&&&&&01039.&&&&&01,039 sq mi
(&&&&&&&&&&&02691.&&&&&02,691 km²)
State map highlighting Harper County
Haskell County 061 Stigler 1907 . Charles N. Haskell (1860-1933), first Governor of Oklahoma[33] &&&&&&&&&&011792.&&&&&011,792 &&&&&&&&&&&&0577.&&&&&0577 sq mi
(&&&&&&&&&&&01494.&&&&&01,494 km²)
State map highlighting Haskell County
Hughes County 063 Holdenville 1907 . William C. Hughes, member of the Oklahoma Constitutional Convention[34][23] &&&&&&&&&&014154.&&&&&014,154 &&&&&&&&&&&&0807.&&&&&0807 sq mi
(&&&&&&&&&&&02090.&&&&&02,090 km²)
State map highlighting Hughes County
Jackson County 065 Altus 1907 Greer County Either Stonewall Jackson (1824-1863), Confederate general during the American Civil War[35] or Andrew Jackson (1767-1845), seventh President of the United States[23] &&&&&&&&&&028439.&&&&&028,439 &&&&&&&&&&&&0803.&&&&&0803 sq mi
(&&&&&&&&&&&02080.&&&&&02,080 km²)
State map highlighting Jackson County
Jefferson County 067 Waurika 1907 Comanche County and part of Chickasaw Nation Thomas Jefferson (1743-1826), third President of the United States[36] &&&&&&&&&&&06818.&&&&&06,818 &&&&&&&&&&&&0759.&&&&&0759 sq mi
(&&&&&&&&&&&01966.&&&&&01,966 km²)
State map highlighting Jefferson County
Johnston County 069 Tishomingo 1907 . Douglas H. Johnston, Governor of the Chickasaw Nation[37] &&&&&&&&&&010513.&&&&&010,513 &&&&&&&&&&&&0645.&&&&&0645 sq mi
(&&&&&&&&&&&01671.&&&&&01,671 km²)
State map highlighting Johnston County
Kay County 071 Newkirk 1895 Cherokee Strip Originally designated as county "K"[38] &&&&&&&&&&048080.&&&&&048,080 &&&&&&&&&&&&0919.&&&&&0919 sq mi
(&&&&&&&&&&&02380.&&&&&02,380 km²)
State map highlighting Kay County
Kingfisher County 073 Kingfisher 1907 Unassigned Lands Either for a bird[23] or King David Fisher, an early settler in the area[39] &&&&&&&&&&013926.&&&&&013,926 &&&&&&&&&&&&0903.&&&&&0903 sq mi
(&&&&&&&&&&&02339.&&&&&02,339 km²)
State map highlighting Kingfisher County
Kiowa County 075 Hobart 1901 Kiowa-Comanche-Apache Indian Reservations Kiowa Indian tribe[40] &&&&&&&&&&010227.&&&&&010,227 &&&&&&&&&&&01015.&&&&&01,015 sq mi
(&&&&&&&&&&&02629.&&&&&02,629 km²)
State map highlighting Kiowa County
Latimer County 077 Wilburton 1907 . James S. Latimer, member of the Oklahoma Constitutional Convention[41] &&&&&&&&&&010692.&&&&&010,692 &&&&&&&&&&&&0722.&&&&&0722 sq mi
(&&&&&&&&&&&01870.&&&&&01,870 km²)
State map highlighting Latimer County
Le Flore County 079 Poteau 1907 Choctaw Nation[42] A Choctaw Indian family of French descent[23] &&&&&&&&&&048109.&&&&&048,109 &&&&&&&&&&&01586.&&&&&01,586 sq mi
(&&&&&&&&&&&04108.&&&&&04,108 km²)
State map highlighting Le Flore County
Lincoln County 081 Chandler 1891 . . &&&&&&&&&&032080.&&&&&032,080 &&&&&&&&&&&&0959.&&&&&0959 sq mi
(&&&&&&&&&&&02484.&&&&&02,484 km²)
State map highlighting Lincoln County
Logan County 083 Guthrie 1891 . . &&&&&&&&&&033924.&&&&&033,924 &&&&&&&&&&&&0745.&&&&&0745 sq mi
(&&&&&&&&&&&01930.&&&&&01,930 km²)
State map highlighting Logan County
Love County 085 Marietta 1907 . . &&&&&&&&&&&08831.&&&&&08,831 &&&&&&&&&&&&0515.&&&&&0515 sq mi
(&&&&&&&&&&&01334.&&&&&01,334 km²)
State map highlighting Love County
Major County 093 Fairview 1909 . . &&&&&&&&&&&07545.&&&&&07,545 &&&&&&&&&&&&0957.&&&&&0957 sq mi
(&&&&&&&&&&&02479.&&&&&02,479 km²)
State map highlighting Major County
Marshall County 095 Madill 1907 . . &&&&&&&&&&013184.&&&&&013,184 &&&&&&&&&&&&0371.&&&&&0371 sq mi
(&&&&&&&&&&&&0961.&&&&&0961 km²)
State map highlighting Marshall County
Mayes County 097 Pryor 1907 . . &&&&&&&&&&038369.&&&&&038,369 &&&&&&&&&&&&0656.&&&&&0656 sq mi
(&&&&&&&&&&&01699.&&&&&01,699 km²)
State map highlighting Mayes County
McClain County 087 Purcell 1907 . . &&&&&&&&&&027740.&&&&&027,740 &&&&&&&&&&&&0570.&&&&&0570 sq mi
(&&&&&&&&&&&01476.&&&&&01,476 km²)
State map highlighting McClain County
McCurtain County 089 Idabel 1907 . . &&&&&&&&&&034402.&&&&&034,402 &&&&&&&&&&&01852.&&&&&01,852 sq mi
(&&&&&&&&&&&04797.&&&&&04,797 km²)
State map highlighting McCurtain County
McIntosh County 091 Eufaula 1907 . . &&&&&&&&&&019456.&&&&&019,456 &&&&&&&&&&&&0620.&&&&&0620 sq mi
(&&&&&&&&&&&01606.&&&&&01,606 km²)
State map highlighting McIntosh County
Murray County 099 Sulphur 1907 . . &&&&&&&&&&012623.&&&&&012,623 &&&&&&&&&&&&0418.&&&&&0418 sq mi
(&&&&&&&&&&&01083.&&&&&01,083 km²)
State map highlighting Murray County
Muskogee County 101 Muskogee 1907 . . &&&&&&&&&&069451.&&&&&069,451 &&&&&&&&&&&&0814.&&&&&0814 sq mi
(&&&&&&&&&&&02108.&&&&&02,108 km²)
State map highlighting Muskogee County
Noble County 103 Perry 1897 . . &&&&&&&&&&011411.&&&&&011,411 &&&&&&&&&&&&0732.&&&&&0732 sq mi
(&&&&&&&&&&&01896.&&&&&01,896 km²)
State map highlighting Noble County
Nowata County 105 Nowata 1907 . . &&&&&&&&&&010569.&&&&&010,569 &&&&&&&&&&&&0565.&&&&&0565 sq mi
(&&&&&&&&&&&01463.&&&&&01,463 km²)
State map highlighting Nowata County
Okfuskee County 107 Okemah 1907 . . &&&&&&&&&&011814.&&&&&011,814 &&&&&&&&&&&&0625.&&&&&0625 sq mi
(&&&&&&&&&&&01619.&&&&&01,619 km²)
State map highlighting Okfuskee County
Oklahoma County 109 Oklahoma City 1891 . . &&&&&&&&&0660448.&&&&&0660,448 &&&&&&&&&&&&0709.&&&&&0709 sq mi
(&&&&&&&&&&&01836.&&&&&01,836 km²)
State map highlighting Oklahoma County
Okmulgee County 111 Okmulgee 1907 . . &&&&&&&&&&039685.&&&&&039,685 &&&&&&&&&&&&0697.&&&&&0697 sq mi
(&&&&&&&&&&&01805.&&&&&01,805 km²)
State map highlighting Okmulgee County
Osage County 113 Pawhuska 1907 . . &&&&&&&&&&044437.&&&&&044,437 &&&&&&&&&&&02251.&&&&&02,251 sq mi
(&&&&&&&&&&&05830.&&&&&05,830 km²)
State map highlighting Osage County
Ottawa County 115 Miami 1907 . . &&&&&&&&&&033194.&&&&&033,194 &&&&&&&&&&&&0471.&&&&&0471 sq mi
(&&&&&&&&&&&01220.&&&&&01,220 km²)
State map highlighting Ottawa County
Pawnee County 117 Pawnee 1897 . . &&&&&&&&&&016612.&&&&&016,612 &&&&&&&&&&&&0570.&&&&&0570 sq mi
(&&&&&&&&&&&01476.&&&&&01,476 km²)
State map highlighting Pawnee County
Payne County 119 Stillwater 1890 . . &&&&&&&&&&068190.&&&&&068,190 &&&&&&&&&&&&0686.&&&&&0686 sq mi
(&&&&&&&&&&&01777.&&&&&01,777 km²)
State map highlighting Payne County
Pittsburg County 121 McAlester 1907 . . &&&&&&&&&&043953.&&&&&043,953 &&&&&&&&&&&01306.&&&&&01,306 sq mi
(&&&&&&&&&&&03383.&&&&&03,383 km²)
State map highlighting Pittsburg County
Pontotoc County 123 Ada 1907 . . &&&&&&&&&&035143.&&&&&035,143 &&&&&&&&&&&&0720.&&&&&0720 sq mi
(&&&&&&&&&&&01865.&&&&&01,865 km²)
State map highlighting Pontotoc County
Pottawatomie County 125 Shawnee 1891 . . &&&&&&&&&&065521.&&&&&065,521 &&&&&&&&&&&&0788.&&&&&0788 sq mi
(&&&&&&&&&&&02041.&&&&&02,041 km²)
State map highlighting Pottawatomie County
Pushmataha County 127 Antlers 1907 . . &&&&&&&&&&011167.&&&&&011,167 &&&&&&&&&&&01397.&&&&&01,397 sq mi
(&&&&&&&&&&&03618.&&&&&03,618 km²)
State map highlighting Pushmataha County
Roger Mills County 129 Cheyenne 1895 . . &&&&&&&&&&&03436.&&&&&03,436 &&&&&&&&&&&01142.&&&&&01,142 sq mi
(&&&&&&&&&&&02958.&&&&&02,958 km²)
State map highlighting Roger Mills County
Rogers County 131 Claremore 1907 . . &&&&&&&&&&070641.&&&&&070,641 &&&&&&&&&&&&0675.&&&&&0675 sq mi
(&&&&&&&&&&&01748.&&&&&01,748 km²)
State map highlighting Rogers County
Seminole County 133 Wewoka 1907 . . &&&&&&&&&&024864.&&&&&024,864 &&&&&&&&&&&&0632.&&&&&0632 sq mi
(&&&&&&&&&&&01637.&&&&&01,637 km²)
State map highlighting Seminole County
Sequoyah County 135 Sallisaw 1907 . . &&&&&&&&&&038972.&&&&&038,972 &&&&&&&&&&&&0674.&&&&&0674 sq mi
(&&&&&&&&&&&01746.&&&&&01,746 km²)
State map highlighting Sequoyah County
Stephens County 137 Duncan 1907 . . &&&&&&&&&&042182.&&&&&042,182 &&&&&&&&&&&&0877.&&&&&0877 sq mi
(&&&&&&&&&&&02271.&&&&&02,271 km²)
State map highlighting Stephens County
Texas County 139 Guymon 1907 . . &&&&&&&&&&020107.&&&&&020,107 &&&&&&&&&&&02037.&&&&&02,037 sq mi
(&&&&&&&&&&&05276.&&&&&05,276 km²)
State map highlighting Texas County
Tillman County 141 Frederick 1907 . . &&&&&&&&&&&09287.&&&&&09,287 &&&&&&&&&&&&0872.&&&&&0872 sq mi
(&&&&&&&&&&&02258.&&&&&02,258 km²)
State map highlighting Tillman County
Tulsa County 143 Tulsa 1907 . Tulsey Town, an old Creek settlement in Alabama[43] &&&&&&&&&0563299.&&&&&0563,299 &&&&&&&&&&&&0570.&&&&&0570 sq mi
(&&&&&&&&&&&01476.&&&&&01,476 km²)
State map highlighting Tulsa County
Wagoner County 145 Wagoner 1907 . . &&&&&&&&&&057491.&&&&&057,491 &&&&&&&&&&&&0563.&&&&&0563 sq mi
(&&&&&&&&&&&01458.&&&&&01,458 km²)
State map highlighting Wagoner County
Washington County 147 Bartlesville 1907 . . &&&&&&&&&&048996.&&&&&048,996 &&&&&&&&&&&&0417.&&&&&0417 sq mi
(&&&&&&&&&&&01080.&&&&&01,080 km²)
State map highlighting Washington County
Washita County 149 Cordell 1897 . . &&&&&&&&&&011508.&&&&&011,508 &&&&&&&&&&&01004.&&&&&01,004 sq mi
(&&&&&&&&&&&02600.&&&&&02,600 km²)
State map highlighting Washita County
Woods County 151 Alva 1893 . . &&&&&&&&&&&09089.&&&&&09,089 &&&&&&&&&&&01287.&&&&&01,287 sq mi
(&&&&&&&&&&&03333.&&&&&03,333 km²)
State map highlighting Woods County
Woodward County 153 Woodward 1907 . . &&&&&&&&&&018486.&&&&&018,486 &&&&&&&&&&&01242.&&&&&01,242 sq mi
(&&&&&&&&&&&03217.&&&&&03,217 km²)
State map highlighting Woodward County

References[change | edit source]

  1. "EPA County FIPS Code Listing". EPA.gov. http://www.epa.gov/enviro/html/codes/ok.html. Retrieved 2008-02-23.
  2. 2.0 2.1 2.2 2.3 National Association of Counties. "NACo - Find a county". http://www.naco.org/Template.cfm?Section=Find_a_County&Template=/cffiles/counties/state.cfm&state.cfm&statecode=OK. Retrieved 2008-04-30.
  3. "Adair" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/adair.pdf. Retrieved 2007-02-28.
  4. "Alfalfa" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/alfalfa.pdf. Retrieved 2007-02-28.
  5. "Atoka" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/atoka.pdf. Retrieved 2007-02-28.
  6. "Beaver" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/beaver.pdf. Retrieved 2007-02-28.
  7. 7.0 7.1 "Beckham" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/beckham.pdf. Retrieved 2007-02-28.
  8. "Blaine" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/blaine.pdf. Retrieved 2007-02-28.
  9. "Bryan" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/bryan.pdf. Retrieved 2007-02-28.
  10. "Caddo" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/caddo.pdf. Retrieved 2007-03-04.
  11. "Canadian" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/canadian.pdf. Retrieved 2007-03-04.
  12. "Carter" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/carter.pdf. Retrieved 2007-03-04.
  13. "Cherokee" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/cherokee.pdf. Retrieved 2007-03-04.
  14. "Choctaw" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/choctaw.pdf. Retrieved 2007-03-04.
  15. "Cimarron" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/cimarron.pdf. Retrieved 2007-03-04.
  16. "Cleveland" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/cleveland.pdf. Retrieved 2007-03-04.
  17. "Coal" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/coal.pdf. Retrieved 2007-03-04.
  18. "Comanche" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/comanche.pdf. Retrieved 2007-03-04.
  19. "Cotton" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/cotton.pdf. Retrieved 2007-03-04.
  20. "Craig" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/craig.pdf. Retrieved 2007-03-04.
  21. "Creek" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/creek.pdf. Retrieved 2007-03-04.
  22. "Custer" (PDF). Oklahoma Encyclopedia Online. Oklahoma Department of Libraries. 2005. http://www.odl.state.ok.us/almanac/2005/counties/custer.pdf. Retrieved 2007-03-04.
  23. 23.0 23.1 23.2 23.3 23.4 23.5 23.6 "Origin of County Names in Oklahoma". Chronicles of Oklahoma 2 (1): 75–82. March 1924. http://digital.library.okstate.edu/Chronicles/v002/v002p075.html. Retrieved 2007-02-28.
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