ONEOK and ONEOK Partners Fourth-quarter and Year-end 2012 Conference Call and Webcast Scheduled

ONEOK and ONEOK Partners Fourth-quarter and Year-end 2012 Conference Call and
                              Webcast Scheduled

2013 Earnings News Releases and Conference Call Schedules Also Announced

PR Newswire

TULSA, Okla., Jan. 22, 2013

TULSA, Okla., Jan. 22, 2013 /PRNewswire/ -- ONEOK, Inc. (NYSE: OKE) and ONEOK
Partners, L.P. (NYSE: OKS) will release their fourth-quarter and year-end 2012
earnings after the market closes on Feb. 25, 2013.

ONEOK's and ONEOK Partners' senior management teams will participate in a
joint conference call the following day on Feb. 26, 2013, at 11 a.m. Eastern
Standard Time (10 a.m. Central Standard Time). The call also will be carried
live on ONEOK's and ONEOK Partners' websites.

To participate in the telephone conference call, dial 888-427-9421, pass code
2364894, or log on to www.oneok.com or www.oneokpartners.com.

What:  ONEOK and ONEOK Partners fourth-quarter and year-end 2012 earnings
       conference call and webcast
When:  11 a.m. Eastern, Feb. 26, 2013
       10 a.m. Central
Where: 1) Phone conference call dial 888-427-9421, pass code 2364894
       2) Log on to the webcast at www.oneok.com
       3) Log on to the webcast at 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 2364894.

2013 News Release, Conference Call and Webcast Schedules

Additionally, conference calls and webcasts for the first, second, third and
fourth quarters of 2013 have been scheduled.

  oFirst quarter 2013: News release issued – April 30, 2013; Conference call
    and webcast – May 1, 2013;
  oSecond quarter 2013: News release issued – July 30, 2013; Conference call
    and webcast – July 31, 2013;
  oThird quarter 2013: News release issued – Nov. 5, 2013; Conference call
    and webcast – Nov. 6, 2013;
  oFourth quarter 2013: News release issued – Feb. 24, 2014; Conference call
    and webcast – Feb. 25, 2014.

Each quarterly earnings news release will be issued following the close of
market on the date indicated.

Each quarterly conference call and webcast will take place at 11 a.m. Eastern
Time (10 a.m. Central Time) on the date indicated. Conference call dial-in
information will be provided at a later date.

ONEOK, Inc. (pronounced ONE-OAK) (NYSE: OKE) is a diversified energy company.
We are the general partner and own 43.4 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 and Rocky
Mountain regions with key market centers. ONEOK is among the largest natural
gas distributors in the United States, serving more than two 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 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.

Analyst Contact: T.D. Eureste
                 918-588-7167
Media Contact:   Megan Lewis
                 918-561-5325

SOURCE ONEOK, Inc.; ONEOK Partners, L.P.

Website: http://www.oneok.com
Website: http://www.oneokpartners.com
 
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