Where is ONEOK Headquarters?
Main Office Address and Global Locations

The official headquarters of ONEOK Inc is located at 100 W 5th St, Tulsa, Oklahoma, United States. This facility is situated within the downtown district of Tulsa, a city that has long served as a focal point for the regional energy industry. The building functions as the primary base for the company's administrative and executive leadership teams. Its architecture reflects the standard professional design typical of corporate offices in the area, providing the necessary infrastructure to support large-scale energy operations. The site is positioned to facilitate efficient communication with various regional facilities and field offices across the country. As the operational heart of the organization, this location houses key departments responsible for the management of gathering, processing, and transportation services. The office serves as the strategic core for overseeing the company's four primary business segments, including natural gas liquids and refined products. By centralizing administrative functions, the Tulsa facility ensures that the company can effectively manage its interstate and intrastate transmission pipelines. This command center is essential for maintaining the oversight of complex logistics, marketing activities, and commodity-related operations. The presence of this main facility in Tulsa allows for the integration of corporate strategy with the technical requirements of the energy sector.