Oklahoma is also known informally by its nickname, "The Sooner State", in reference to the Sooners, American settlers who staked their claims in formerly American Indian-owned lands …

Dec 28, 2025 · Oklahoma, constituent state of the U.S. It borders Colorado and Kansas to the north, Missouri and Arkansas to the east, Texas to the south and west, and New Mexico to the …

Scenic beauty, a moderate climate, a culture rich in history and the arts, and world-class sports and recreational opportunities make Oklahoma an exceptional place to live and do business.

Oklahoma is linked to the world's waters by the McClellan-Kerr Navigation System, which flows on the Arkansas River through Arkansas to the Mississippi River to the Gulf of Mexico. The …

Jul 30, 2025 · Discover Oklahoma's rich history, diverse economy, and varied geography. Learn about its Native American roots, energy and agricultural industries, and education system in …

Jan 18, 2024 · Oklahoma, a state located in the south-central region of the United States, shares its borders with six states: Texas to the south and west, New Mexico to the west at the tip of …

The University of Oklahoma and Oklahoma State University are the largest public institutions of higher education in Oklahoma, both operating through one primary campus and satellite …

Looking to plan a family vacation, weekend getaway, or attend a festival in beautiful Oklahoma? Learn about all the fun things to do in the Sooner State on TravelOK!

Nov 4, 2024 · On November 16, 1907, the Indian and Oklahoma territories combined to form the state of Oklahoma, the 46th state admitted to the Union.

The Encyclopedia of Oklahoma History and Culture includes more than 2,600 articles about the people, places, and events that shape our history.