The following

outline Outline or outlining may refer to: * Outline (list), a document summary, in hierarchical list format * Code folding, a method of hiding or collapsing code or text to see content in outline form * Outline drawing, a sketch depicting the outer edge ...

is provided as an overview of and topical guide to the U.S. state of Oklahoma: Oklahoma – state located in the South Central United States. Oklahoma is the 20th most extensive and the 28th most populous of the 50 United States. The state's name is derived from the Choctaw words okla and humma, meaning "red people". On November 16, 1907, Oklahoma became the 46th state to enter the union. Its residents are known as Oklahomans or, informally "Okies", and its capital and largest city is Oklahoma City. A major producer of natural gas, oil, and agricultural products, Oklahoma relies on an economic base of aviation, energy, telecommunications, and biotechnology.

General reference

* Names ** Common name: Oklahoma *** Pronunciation: ** Official name:

State of Oklahoma Oklahoma (; Choctaw: ; chr, ᎣᎧᎳᎰᎹ, ''Okalahoma'' ) is a state in the South Central region of the United States, bordered by Texas on the south and west, Kansas on the north, Missouri on the northeast, Arkansas on the east, New M ...

** Abbreviations and name codes *** Postal symbol: OK *** ISO 3166-2 code: US-OK ***

Internet The Internet (or internet) is the global system of interconnected computer networks that uses the Internet protocol suite (TCP/IP) to communicate between networks and devices. It is a '' network of networks'' that consists of private, pub ...

second-level domain In the Domain Name System (DNS) hierarchy, a second-level domain (SLD or 2LD) is a domain that is directly below a top-level domain (TLD). For example, in , is the second-level domain of the TLD. Second-level domains commonly refer to the organ ...

: .ok.us ** Nicknames ***Native America (currently used on

license plates A vehicle registration plate, also known as a number plate (British English), license plate (American English), or licence plate (Canadian English), is a metal or plastic plate attached to a motor vehicle or trailer for official identificat ...

) *** Land of the Red Man ***

Sooner Sooners is the name given to settlers who entered the Unassigned Lands in what is now the state of Oklahoma before the official start of the Land Rush of 1889. The Unassigned Lands were a part of Indian Territory that, after a lobbying campa ...

State * Adjectival: Oklahoma * Demonyms: **

Oklahoman Oklahoma (; Choctaw: ; chr, ᎣᎧᎳᎰᎹ, ''Okalahoma'' ) is a state in the South Central region of the United States, bordered by Texas on the south and west, Kansas on the north, Missouri on the northeast, Arkansas on the east, New M ...

(historic) ** Boomer (historic) **

Okie An Okie is a person identified with the state of Oklahoma. This connection may be residential, ethnic, historical or cultural. For most Okies, several (or all) of these connections exist and are collectively the source of their being Oklahoman. ...

(archaic)

Geography of Oklahoma

Geography of Oklahoma The Geography of Oklahoma encompasses terrain and ecosystems ranging from arid plains to subtropical forests and mountains. Oklahoma contains 10 distinct ecological regions, more per square mile than in any other state by a wide margin. It is s ...

* Oklahoma is: a

U.S. state In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sove ...

, a

federal state A federation (also known as a federal state) is a political entity characterized by a union of partially self-governing provinces, states, or other regions under a central federal government ( federalism). In a federation, the self-gover ...

of the United States of America * Location ** Northern hemisphere **

Western hemisphere The Western Hemisphere is the half of the planet Earth that lies west of the prime meridian (which crosses Greenwich, London, United Kingdom) and east of the antimeridian. The other half is called the Eastern Hemisphere. Politically, the te ...

***

Americas The Americas, which are sometimes collectively called America, are a landmass comprising the totality of North and South America. The Americas make up most of the land in Earth's Western Hemisphere and comprise the New World. Along with th ...

**** North America *****

Anglo America Anglo-America most often refers to a region in the Americas in which English is the main language and British culture and the British Empire have had significant historical, ethnic, linguistic, and cultural impact."Anglo-America", vol. 1, Micro ...

*****

Northern America Northern America is the northernmost subregion of North America. The boundaries may be drawn slightly differently. In one definition, it lies directly north of Middle America (including the Caribbean and Central America).Gonzalez, Joseph. 2 ...

******

United States of America The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territo ...

******* Contiguous United States ********

Western United States The Western United States (also called the American West, the Far West, and the West) is the region comprising the westernmost states of the United States. As American settlement in the U.S. expanded westward, the meaning of the term ''the We ...

********* Southwestern United States ********

Southern United States The Southern United States (sometimes Dixie, also referred to as the Southern States, the American South, the Southland, or simply the South) is a geographic and cultural region of the United States of America. It is between the Atlantic Ocean ...

*********

South Central United States The South Central United States or South Central states is a region in the south central portion of the Southern United States. It evolved out of the Old Southwest, which originally was the western portion of the South. The states of Arkansas, ...

* Population of Oklahoma: 3,751,351 (2010 U.S. Census) * Area of Oklahoma: * Atlas of Oklahoma

Places in Oklahoma

* Historic places in Oklahoma ** Abandoned communities in Oklahoma ***

Ghost towns in Oklahoma A ghost is the soul or spirit of a dead person or animal that is believed to be able to appear to the living. In ghostlore, descriptions of ghosts vary widely from an invisible presence to translucent or barely visible wispy shapes, to re ...

National Historic Landmarks in Oklahoma The List of National Historic Landmarks in Oklahoma contains the landmarks designated by the U.S. Federal Government for the U.S. state of Oklahoma. There are 22 National Historic Landmarks in Oklahoma. The following table is a complete list. ...

** National Register of Historic Places listings in Oklahoma *** Bridges on the National Register of Historic Places in Oklahoma * National Natural Landmarks in Oklahoma * National parks in Oklahoma * State parks in Oklahoma

Environment of Oklahoma

* Climate of Oklahoma *

Geology of Oklahoma The geology of Oklahoma is characterized by Carboniferous rocks in the east, Permian rocks in the center and towards the west, and a cover of Tertiary deposits in the panhandle to the west. The panhandle of Oklahoma is also noted for its Jurassic r ...

* Superfund sites in Oklahoma * Wildlife of Oklahoma ** Fauna of Oklahoma *** Birds of Oklahoma *** Reptiles **** Snakes of Oklahoma

Natural geographic features of Oklahoma

Lakes of Oklahoma The following is a list of lakes in Oklahoma located entirely (or partially, as in the case of Lake Texoma) in the state. Oklahoma has more than 200 lakes created by dams. All lakes listed are man-made. Oklahoma's only natural lakes are oxbow a ...

Rivers of Oklahoma This is a list of rivers in the state of Oklahoma, listed by drainage basin, alphabetically, and by size. In mean flow of water per second, the Arkansas is Oklahoma's largest river, followed by the Red River and the Neosho River. By drainage basi ...

Regions of Oklahoma

Central Oklahoma Central Oklahoma is the geographical name for the central region of the U.S. state of Oklahoma. It is also known by the Oklahoma Department of Tourism designation, Frontier Country, defined as the twelve-county region including Canadian, Grady, ...

Eastern Oklahoma In the U.S. state of Oklahoma, Eastern Oklahoma is an amorphous area roughly defined as east of Oklahoma City and/or east of I-35. The Oklahoma Department of Tourism and Recreation established regional designations for the various parts of the st ...

* Northern Oklahoma **

Northeastern Oklahoma Green Country, sometimes referred to as Northeast Oklahoma, is the northeastern portion of the U.S. state of Oklahoma, which lies west of the northern half of Arkansas, the southwestern corner the way of Missouri, and south of Kansas. Alternate ...

Northwestern Oklahoma Northwestern Oklahoma is the geographical region of the state of Oklahoma which includes the Oklahoma Panhandle and a majority of the Cherokee Outlet, stretching to an eastern extent along Interstate 35, and its southern extent along the Canadi ...

* Southern Oklahoma **

Southeastern Oklahoma Choctaw Country is the Oklahoma Department of Tourism and Recreation's official tourism designation for Southeastern Oklahoma. The name was previously Kiamichi Country until changed in honor of the Choctaw Nation headquartered there. The curren ...

Southwestern Oklahoma Southwest Oklahoma is a geographical name for the southwest portion of the state of Oklahoma, typically considered to be south of the Canadian River, extending eastward from the Texas border to a line roughly from Weatherford, to Anadarko, to ...

Western Oklahoma On a simple east/west basis, Western Oklahoma is popularly considered that part of the state west of I-35. I-35 creates a north/south line through the approximate center of the main body of the state (i.e., without regard for the Oklahoma Panhandle ...

Administrative divisions of Oklahoma

* The 77 counties of the state of Oklahoma ** Municipalities in Oklahoma ***

Cities in Oklahoma A city is a human settlement of notable size.Goodall, B. (1987) ''The Penguin Dictionary of Human Geography''. London: Penguin.Kuper, A. and Kuper, J., eds (1996) ''The Social Science Encyclopedia''. 2nd edition. London: Routledge. It can be def ...

****

State capital Below is an index of pages containing lists of capital cities. National capitals *List of national capitals * List of national capitals by latitude *List of national capitals by population * List of national capitals by area * List of capital c ...

of Oklahoma:

Oklahoma City Oklahoma City (), officially the City of Oklahoma City, and often shortened to OKC, is the capital and largest city of the U.S. state of Oklahoma. The county seat of Oklahoma County, it ranks 20th among United States cities in population, a ...

**** City nicknames in Oklahoma *** Towns in Oklahoma ***

Unincorporated communities in Oklahoma Unincorporated may refer to: * Unincorporated area, land not governed by a local municipality * Unincorporated entity, a type of organization * Unincorporated territories of the United States, territories under U.S. jurisdiction, to which Congress ...

** Census-designated places in Oklahoma

Demography of Oklahoma

Demographics of Oklahoma According to the U.S. Census Bureau, as of 2020, the state of Oklahoma had a population of 3,959,353, which is an increase of 208,002 or 5.54% since the year 2010. Oklahoma is the 28th most populous state in the United States. Population The ...

Government and politics of Oklahoma

Politics of Oklahoma The politics of Oklahoma exists in a framework of a presidential republic modeled after the United States. The governor of Oklahoma is both head of state and head of government, and of a pluriform two-party system. Executive power is exercised ...

* Form of government: U.S. state government *

United States congressional delegations from Oklahoma These are tables of congressional delegations from Oklahoma to the United States House of Representatives and the United States Senate. The current dean of the Oklahoma delegation is Representative Frank Lucas (R), having served in Congress s ...

Oklahoma State Capitol The Oklahoma State Capitol is the house of government of the U.S. state of Oklahoma. It is the building that houses the Oklahoma Legislature and executive branch offices. It is located along Lincoln Boulevard in Oklahoma City and contains 452,5 ...

* Elections in Oklahoma *

Political party strength in Oklahoma The following tables indicate the party of elected officials in the U.S. state of Oklahoma: *Governor *Lieutenant Governor * Secretary of State *Attorney General *State Auditor, State Examiner and Inspector, and State Auditor and Inspector *Sta ...

Branches of the government of Oklahoma

Government of Oklahoma

Executive branch of the government of Oklahoma

Governor of Oklahoma The governor of Oklahoma is the head of government of the U.S. state of Oklahoma. Under the Oklahoma Constitution, the governor serves as the head of the Oklahoma executive branch, of the government of Oklahoma. The governor is the '' ex of ...

** Lieutenant Governor of Oklahoma **

Secretary of State of Oklahoma The Secretary of State of the State of Oklahoma is the chief clerical officer of Oklahoma and a member of the Oklahoma Governor's Cabinet. The Secretary of State is the only appointed constitutional member of the executive branch of the Oklahom ...

State Treasurer of Oklahoma The State Treasurer of Oklahoma is the chief custodian of Oklahoma’s cash deposits, monies from bond sales, and other securities and collateral and directs the investments of those assets. The treasurer provides for the safe and efficient operat ...

* State departments ** Oklahoma Department of Transportation

Legislative branch of the government of Oklahoma

Oklahoma Legislature The Legislature of the State of Oklahoma is the state legislative branch of the U.S. state of Oklahoma. The Oklahoma House of Representatives and Oklahoma Senate are the two houses that make up the bicameral state legislature. There are 101 ...

( bicameral) **

Upper house An upper house is one of two chambers of a bicameral legislature, the other chamber being the lower house.''Bicameralism'' (1997) by George Tsebelis The house formally designated as the upper house is usually smaller and often has more restric ...

: Oklahoma Senate ** Lower house: Oklahoma House of Representatives

Judicial branch of the government of Oklahoma

Courts of Oklahoma * Supreme Court of Oklahoma

Law and order in Oklahoma

Law of Oklahoma * Cannabis in Oklahoma *

Capital punishment in Oklahoma Capital punishment is a legal penalty in the U.S. state of Oklahoma. The state has executed the second largest number of convicts in the United States (after Texas) since re-legalization following '' Gregg v. Georgia '' in 1976. Oklahoma also has ...

** Individuals executed in Oklahoma *

Constitution of Oklahoma The Constitution of the State of Oklahoma is the governing document of the U.S. State of Oklahoma. Adopted in 1907, Oklahoma ratified the United States Constitution on November 16, 1907, as the 46th U.S. state. At its ratification, the Oklahom ...

* Crime in Oklahoma *

Gun laws in Oklahoma Gun laws in Oklahoma regulate the sale, possession, and use of firearms and ammunition in the state of Oklahoma in the United States. Oklahoma is generally a gun-friendly state, and has mostly less-restrictive gun laws. Being part of the Sou ...

* Law enforcement in Oklahoma ** Law enforcement agencies in Oklahoma ***

Oklahoma Highway Patrol The Oklahoma Highway Patrol (OHP) is a major state law enforcement agency of the government of Oklahoma. A division of the Oklahoma Department of Public Safety, the OHP has traffic enforcement jurisdiction throughout the state. OHP was legislat ...

Military in Oklahoma

Oklahoma Air National Guard The Oklahoma Air National Guard (OK ANG) is the aerial militia of the State of Oklahoma, United States of America. It is, along with the Oklahoma Army National Guard, an element of the Oklahoma National Guard. As state militia units, the units in ...

Oklahoma Army National Guard The Oklahoma Army National Guard is the Army National Guard component of the Oklahoma National Guard. The Commander in Chief of the Oklahoma National Guard is the Governor of Oklahoma, who appoints the State Adjutant General (TAG), a Major Gener ...

History of Oklahoma

History of Oklahoma The history of Oklahoma refers to the history of the state of Oklahoma and the land that the state now occupies. Areas of Oklahoma east of its panhandle were acquired in the Louisiana Purchase of 1803, while the Panhandle was not acquired until t ...

History of Oklahoma, by period

Indigenous peoples Indigenous peoples are culturally distinct ethnic groups whose members are directly descended from the earliest known inhabitants of a particular geographic region and, to some extent, maintain the language and culture of those original people ...

Spanish Spanish might refer to: * Items from or related to Spain: **Spaniards are a nation and ethnic group indigenous to Spain **Spanish language, spoken in Spain and many Latin American countries **Spanish cuisine Other places * Spanish, Ontario, Can ...

colony of

Santa Fé de Nuevo Méjico Santa Claus, also known as Father Christmas, Saint Nicholas, Saint Nick, Kris Kringle, or simply Santa, is a legendary figure originating in Western Christian culture who is said to bring children gifts during the late evening and overnight ...

, 1598–1821 * French colony of Louisiane, 1699–1764 **

Treaty of Fontainebleau of 1762 The Treaty of Fontainebleau was a secret agreement of 1762 in which the Kingdom of France ceded Louisiana to Spain. The treaty followed the last battle in the French and Indian War in North America, the Battle of Signal Hill in September 1762, whic ...

(though predominantly Francophone) district of Alta Luisiana, 1764–1803 **

Third Treaty of San Ildefonso The Third Treaty of San Ildefonso was a secret agreement signed on 1 October 1800 between the Spanish Empire and the French Republic by which Spain agreed in principle to exchange its North American colony of Louisiana for territories in Tuscany ...

of 1800 * French district of Haute-Louisiane, 1803 **

Louisiana Purchase The Louisiana Purchase (french: Vente de la Louisiane, translation=Sale of Louisiana) was the acquisition of the territory of Louisiana by the United States from the French First Republic in 1803. In return for fifteen million dollars, or app ...

of 1803 * Unorganized U.S. territory created by the

, 1803–1804 *

District of Louisiana The District of Louisiana, or Louisiana District, was an official and temporary United States government designation for the portion of the Louisiana Purchase that had not been organized into the Territory of Orleans or "Orleans Territory" (the p ...

, 1804–1805 *

Territory of Louisiana The Territory of Louisiana or Louisiana Territory was an organized incorporated territory of the United States that existed from July 4, 1805, until June 4, 1812, when it was renamed the Missouri Territory. The territory was formed out of the ...

, 1805–1812 *

Territory of Missouri The Territory of Missouri was an organized incorporated territory of the United States that existed from June 4, 1812, until August 10, 1821. In 1819, the Territory of Arkansas was created from a portion of its southern area. In 1821, a southea ...

, (1812–1819)–1821 **

War of 1812 The War of 1812 (18 June 1812 – 17 February 1815) was fought by the United States, United States of America and its Indigenous peoples of the Americas, indigenous allies against the United Kingdom of Great Britain and Ireland, United Kingdom ...

, June 18, 1812 – March 23, 1815 ***

Treaty of Ghent The Treaty of Ghent () was the peace treaty that ended the War of 1812 between the United States and the United Kingdom. It took effect in February 1815. Both sides signed it on December 24, 1814, in the city of Ghent, United Netherlands (now in ...

, December 24, 1814 ** Adams–Onis Treaty of 1819 *

Territory of Arkansaw The Arkansas Territory was a territory of the United States that existed from July 4, 1819, to June 15, 1836, when the final extent of Arkansas Territory was admitted to the Union as the State of Arkansas. Arkansas Post was the first territo ...

, (1819–1828)–1836 * Mexican territory of

Santa Fé de Nuevo México Santa Claus, also known as Father Christmas, Saint Nicholas, Saint Nick, Kris Kringle, or simply Santa, is a Legend, legendary figure originating in Western Christianity, Western Christian culture who is said to Christmas gift-bringer, bring ...

, 1821–1848 **

Cimarron Cutoff The Santa Fe Trail was a 19th-century route through central North America that connected Franklin, Missouri, with Santa Fe, New Mexico. Pioneered in 1821 by William Becknell, who departed from the Boonslick region along the Missouri River, ...

of the Santa Fe Trail, 1826–1880 **

Mexican–American War The Mexican–American War, also known in the United States as the Mexican War and in Mexico as the (''United States intervention in Mexico''), was an armed conflict between the United States and Mexico from 1846 to 1848. It followed the 1 ...

, 1846–1848 ***Treaty of Guadalupe Hidalgo of 1848 *Indian territory, 1824–1907 **Indian Removal Act of 1830 ***Trail of Tears, 1830–1838 **Indian Intercourse Act of 1834 **Quapaw Indian Agency administered lands 1836–1890 **

, April 25, 1846 – February 2, 1848 ***Treaty of Guadalupe Hidalgo, February 2, 1848 **American Civil War, April 12, 1861 – May 13, 1865 ***Indian territory in the American Civil War ****Border states (Civil War), Border territory, 1861–1865 ****Price's Raid, September 27 – December 2, 1864 **Reconstruction Treaties, Southern Treaty Commission, 1865–1869 **Dawes Act, February 8, 1887 *Oklahoma Panhandle, No Man's Land, 1848–1890 **Compromise of 1850 **Comanche Campaign, 1868–1874 **Cimarron Territory, 1886–1890 **Unassigned Lands 1862–1890 *Oklahoma organic act, Oklahoma Organic Act, 1890 **Territory of Oklahoma, 1890–1907 *Spanish–American War, April 25 – August 12, 1898 *Oklahoma Enabling Act, Enabling Act of 1906 providing conditions for Oklahoma Statehood *History of Oklahoma#Oklahoma gains statehood, State of Oklahoma becomes List of states and territories of the United States, 46th state admitted to the

on November 16, 1907 **Oklahoma City bombing, April 19, 1995

History of Oklahoma, by region

* By city ** History of Lawton, Oklahoma ** History of Oklahoma City ** History of Tulsa, Oklahoma * By county ** History of Adair County, Oklahoma ** History of Beckham County, Oklahoma ** History of Cotton County, Oklahoma ** History of Custer County, Oklahoma ** History of Grant County, Oklahoma ** History of Greer County, Oklahoma ** History of Harmon County, Oklahoma ** History of Jackson County, Oklahoma ** History of Oklahoma County, Oklahoma ** History of Okmulgee County, Oklahoma ** History of Pittsburg County, Oklahoma ** History of Pushmataha County, Oklahoma ** History of Roger Mills County, Oklahoma ** History of Sequoyah County, Oklahoma * Other ** History of the Oklahoma Panhandle

History of Oklahoma, by subject

* Oklahoma Constitution#History, History of the Oklahoma Constitution * History of the Oklahoma State Capitol * History of the University of Oklahoma

Culture of Oklahoma

Culture of Oklahoma * List of museums in Oklahoma, Museums in Oklahoma * Religion in Oklahoma ** The Church of Jesus Christ of Latter-day Saints in Oklahoma ** Episcopal Diocese of Oklahoma * Scouting in Oklahoma * State symbols of Oklahoma ** Flag of the State of Oklahoma, Flag of the state of Oklahoma ** Great Seal of the State of Oklahoma

The arts in Oklahoma

* Music of Oklahoma

Sports in Oklahoma

Economy and infrastructure of Oklahoma

Economy of Oklahoma * Communications in Oklahoma ** List of newspapers in Oklahoma, Newspapers in Oklahoma ** List of radio stations in Oklahoma, Radio stations in Oklahoma ** List of television stations in Oklahoma, Television stations in Oklahoma * Health care in Oklahoma ** List of hospitals in Oklahoma, Hospitals in Oklahoma * Transportation in Oklahoma ** List of airports in Oklahoma, Airports in Oklahoma * Former Indian Reservations in Oklahoma

Education in Oklahoma

Education in Oklahoma * Schools in Oklahoma ** List of school districts in Oklahoma, School districts in Oklahoma *** List of high schools in Oklahoma, High schools in Oklahoma ** List of private schools in Oklahoma, Private schools in Oklahoma ** List of colleges and universities in Oklahoma, Colleges and universities in Oklahoma *** University of Tulsa *** University of Oklahoma *** Oklahoma State University

References

External links

{{DEFAULTSORT:Oklahoma Outlines of U.S. states, Oklahoma Wikipedia outlines, Oklahoma Oklahoma, Oklahoma-related lists,