Which states border Oklahoma?

Travel Destinations

By Kristy Tolley

Overview of states bordering Oklahoma

Oklahoma, located in the southern part of the United States, is a landlocked state that shares its borders with six other states. The state is surrounded by Texas to the south and west, Kansas to the north, Missouri to the northeast, Arkansas to the east, Colorado to the northwest, and New Mexico to the west.

Northern states bordering Oklahoma

Kansas shares its northern border with Oklahoma. The two states share a common history as they were once part of the same territory known as Indian Territory. The border stretches for 236 miles and is defined by the 37th parallel. The northern border is mostly marked by the Arkansas River and its tributaries, making it an important waterway for both states.

Southern states bordering Oklahoma

The southern border of Oklahoma is shared with Texas, the second-largest state in the United States. The border stretches for more than 600 miles and is the longest of all Oklahoma’s borders. The border is marked by the Red River, which separates the two states. The river has been a source of conflict as it has been disputed over water rights.

Eastern states bordering Oklahoma

Arkansas shares its eastern border with Oklahoma. The border is marked by the Arkansas River and its tributaries, which form the eastern boundary of the state. The border stretches for 181 miles and is defined by the 33rd parallel. The border is known for its rolling hills and scenic countryside.

Western states bordering Oklahoma

Colorado and New Mexico share Oklahoma’s western borders. The Colorado-Oklahoma border stretches for 168 miles and is defined by the 103rd meridian west. The border is marked by the Cimarron River, which is a tributary of the Arkansas River. The New Mexico-Oklahoma border stretches for 166 miles and is defined by the 103rd meridian west. It is marked by the Canadian River, which is also a tributary of the Arkansas River.

Texas-Oklahoma border

The Texas-Oklahoma border is the longest of all Oklahoma’s borders and stretches for more than 600 miles. The border is marked by the Red River, which separates the two states. The river has been a source of conflict as it has been disputed over water rights.

Arkansas-Oklahoma border

The Arkansas-Oklahoma border is defined by the 33rd parallel and stretches for 181 miles. The border is marked by the Arkansas River and its tributaries and is known for its rolling hills and scenic countryside.

Missouri-Oklahoma border

The Missouri-Oklahoma border is defined by the 37th parallel and stretches for 14 miles. The border is marked by the Grand River, which is a tributary of the Missouri River.

Kansas-Oklahoma border

The Kansas-Oklahoma border is defined by the 37th parallel and stretches for 236 miles. The border is mostly marked by the Arkansas River and its tributaries, making it an important waterway for both states.

Colorado-Oklahoma border

The Colorado-Oklahoma border is defined by the 103rd meridian west and stretches for 168 miles. The border is marked by the Cimarron River, which is a tributary of the Arkansas River.

New Mexico-Oklahoma border

The New Mexico-Oklahoma border is defined by the 103rd meridian west and stretches for 166 miles. The border is marked by the Canadian River, which is also a tributary of the Arkansas River.

How Oklahoma’s borders were established

Oklahoma’s borders were established through a series of treaties and agreements between the United States government and Native American tribes. The first treaty was the Treaty of New Echota in 1835, which established the boundaries of Indian Territory. Subsequent treaties, including the Treaty of Medicine Lodge in 1867 and the Treaty of Fort Smith in 1868, further defined the boundaries of the territory. When Oklahoma became a state in 1907, its borders were established by the Oklahoma Enabling Act, which defined the state’s boundaries as they are today.

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Kristy Tolley

Kristy Tolley, an accomplished editor at TravelAsker, boasts a rich background in travel content creation. Before TravelAsker, she led editorial efforts at Red Ventures Puerto Rico, shaping content for Platea English. Kristy's extensive two-decade career spans writing and editing travel topics, from destinations to road trips. Her passion for travel and storytelling inspire readers to embark on their own journeys.

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