The 25th largest tribe in the United States, the people are based on their reservation encompassing Osage County, Oklahoma.

Reporters and magazine writers coined the term to convey the excitement and scale of the auction when founders of the world's greatest oil companies--Frank Phillips and E.W.

[3] After eight years as CEO of Osage Casinos, Byron Bighorse resigned in 2023 and was replaced by Kimberly Pearson.

Osage Casino-Sand Springs reopened in June 2012 after a total renovation to improve air quality, gaming and comfort for guests.

[5] First opened in July 2004, the 25,000-square-foot casino offers guests more than 600 state-of-the-art electronic gaming devices, a Player's Club, food court, bar and lounge, gift shop and parking for 500 vehicles.