Duncan is a city in and the county seat of Stephens County, Oklahoma, United States. Its population was 22,310 at the 2020 census. Centrally located in Stephens County, Duncan became the county seat a
Welcome 2duncan
The Chisholm Trail crossing through Duncan's U.S. 81
Crapemyrtle Capital of Oklahoma mural in downtown Duncan
Erle P. Halliburton's Memorial Statue in Memorial Park in Duncan, at night
Halliburton Company is an American multinational corporation and the world's second-largest oil service company, responsible for most of the world's fracking operations. The company, incorporated in t
Duncan, Oklahoma
…Trail passed to the east of Duncan prior to the town's founding, which is home to the Chisholm Trail Heritage Center. Duncan is the birthplace of the Halliburton Corporation. Erle P. Halliburton established the New Method Oil Well Cementing Company in 1919. Halliburton maintains seven different complexes in Duncan plus an…
Halliburton Research Center in Duncan, Oklahoma, the city which was the original headquarters of Halliburton Company
Halliburton (Oak Park) offices in Westchase and in Chinatown in Houston
Lincoln Plaza in Downtown Dallas, which at one time housed the Halliburton headquarters
5 Houston Center in Downtown Houston, which at one time housed the headquarters of Halliburton