ONEOK and ONEOK Partners First-quarter 2015 Conference Call and Webcast Scheduled

TULSA, Okla., April 14, 2015 /PRNewswire/ -- ONEOK, Inc. (NYSE: OKE) and ONEOK Partners, L.P. (NYSE: OKS) will release their first-quarter 2015 earnings after the market closes on May 5, 2015.

ONEOK's and ONEOK Partners' executive management will participate in a joint conference call the following day at 11 a.m. Eastern Daylight Time (10 a.m. Central Daylight Time) on May 6, 2015. The call also will be carried live on ONEOK's and ONEOK Partners' websites.

To participate in the telephone conference call, dial 888-240-9267, pass code 2050829, or log on to www.oneok.com or www.oneokpartners.com.

If you are unable to participate in the conference call or the webcast, the replay will be available on ONEOK's website, www.oneok.com, and ONEOK Partners' website, www.oneokpartners.com, for 30 days.  A recording will be available by phone for seven days.   The playback call may be accessed at 888-203-1112, pass code 2050829.

ONEOK, Inc. (pronounced ONE-OAK) (NYSE: OKE) is the general partner and as of Dec. 31, 2014, owns 37.8 percent of ONEOK Partners, L.P. (NYSE: OKS), one of the largest publicly traded master 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 NGL supply in the Mid-Continent, Permian and Rocky Mountain regions with key market centers.  ONEOK is a FORTUNE 500 company and is included in Standard & Poor's (S&P) 500 Stock Index.

For more information, visit the websites at www.oneok.com or www.oneokpartners.com.

For the latest news about ONEOK and ONEOK Partners, follow us on Twitter @ONEOKNews and @ONEOKPartners.

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SOURCE ONEOK, Inc.