| Exhibit 99.1 |
| |
[ONEOK Partners Logo] | NEWS |
September 18, 2008 | Analyst Contact: Christy Williamson |
| | 918-588-7163 |
| | Media Contact: Megan Washbourne |
| | 918-588-7572 |
ONEOK Partners to Participate in
Morgan Stanley MLP CEO Roundtable
TULSA, Okla. -Sept. 18, 2008 -- ONEOK Partners, L.P. (NYSE: OKS) will participate in the Morgan Stanley Master Limited Partnership CEO Roundtable on Tuesday, Sept. 23, 2008, in Houston, Texas. John W. Gibson, chairman and chief executive officer of ONEOK Partners, will present.
A slide presentation will be available on Sept. 23 on the company's Web site, www.oneokpartners.com.
-------------------------------------------------------------------------------------------------------------------
ONEOK Partners, L.P. (NYSE: OKS) is one of the largest publicly traded limited partnerships, and is a leader in the
gathering, processing, storage and transportation of natural gas in the U.S. and owns one of the nation's premier
natural gas liquids (NGL) systems, connecting much of the natural gas and NGL supply in the Mid-Continent with key market centers. Our general partner is a wholly owned subsidiary of ONEOK, Inc. (NYSE: OKE), a diversified energy company, which owns 47.7 percent of the overall partnership interest. ONEOK is one of the largest natural gas distributors in the United States, and its energy services operation focuses primarily on marketing natural gas and related services throughout the U.S.
For more information, visit the Web sites atwww.oneokpartners.comorwww.oneok.com. OKS-FV
# # #
