ONEOK to Hold Its 2007 Annual Meeting of Shareholders

May 14, 2007

TULSA, Okla., May 14, 2007 /PRNewswire-FirstCall via COMTEX News Network/ -- ONEOK, Inc. (NYSE: OKE) will hold its annual meeting of shareholders on May 17, 2007, at 10 a.m., Central Daylight Time. The meeting will be webcast live on ONEOK's Web site, http://www.oneok.com.

    What:  ONEOK, Inc. 2007 Annual Meeting of Shareholders
    When:  10 a.m. CDT, May 17, 2007
    Where: Company headquarters, 100 West 5th Street, Tulsa, Okla.
    How:   Log on to the Web at http://www.oneok.com

ONEOK, Inc. (NYSE: OKE) is a diversified energy company. We are the general partner and own 45.7 percent of ONEOK Partners, L.P. (NYSE: OKS), one of the largest publicly traded limited partnerships, which 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. ONEOK is among the largest natural gas distributors in the United States, serving more than 2 million customers in Oklahoma, Kansas and Texas. Our energy services operation focuses primarily on marketing natural gas and related services throughout the U.S. ONEOK is a Fortune 500 company.

For information about ONEOK, Inc. visit the Web site: http://www.oneok.com.

    Analyst Contact: Dan Harrison
                     918-588-7950
    Media Contact:   Megan Washbourne
                     918-588-7572

OKE-FV


SOURCE ONEOK, Inc.

Analyst, Dan Harrison, +1-918-588-7950, or Media, Megan Washbourne, +1-918-588-7572,
both of ONEOK, Inc.
http://www.oneok.com