ONEOK Partners Enters into an Equity Distribution Agreement

         ONEOK Partners Enters into an Equity Distribution Agreement

Aggregate Offering Price of up to $300 Million

PR Newswire

TULSA, Okla., Nov. 13, 2012

TULSA, Okla., Nov. 13, 2012 /PRNewswire/ -- ONEOK Partners, L.P. (NYSE: OKS)
today announced that it has filed a prospectus supplement with the Securities
and Exchange Commission (SEC) through which it may, from time to time, issue
common units representing limited partner interests with an aggregate offering
price of up to $300 million through Citigroup Global Markets Inc. as sales
agent.

Sales of common units, if any, will be made by means of ordinary brokers'
transactions on the New York Stock Exchange, in block transactions, or as
otherwise agreed to between ONEOK Partners and Citigroup Global Markets.

ONEOK Partners is under no obligation to issue common units under the equity
distribution agreement. The partnership intends to use the net proceeds from
sales under the program for general partnership purposes, which may include,
among other things, repayment of debt, working capital, capital expenditures
and repurchases of securities.

This news release is neither an offer to sell nor a solicitation of an offer
to buy any of these securities and shall not constitute an offer, solicitation
or sale in any jurisdiction in which such offer, solicitation or sale is
unlawful.

The common units will be offered pursuant to a prospectus supplement, dated
Nov. 13, 2012, to the partnership's base prospectus, dated Aug. 13, 2012,
filed as part of its effective shelf registration statement previously filed
with the SEC. Copies of the prospectus supplement and accompanying base
prospectus relating to the offering may be obtained by visiting EDGAR on the
SEC website at www.sec.gov, or as follows:

Citigroup
Attn: Broadridge Financial Solutions
1155 Long Island Avenue
Edgewood, NY 11717
Phone: 800-831-9146

ONEOK Partners, L.P. (pronounced ONE-OAK) (NYSE: OKS) is one of the largest
publicly traded master 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 NGL
supply in the Mid-Continent and Rocky Mountain regions with key market
centers. Its general partner is a wholly owned subsidiary of ONEOK, Inc.
(NYSE: OKE), a diversified energy company, which owns 43.4 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 website at www.oneokpartners.com.

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

Some of the statements contained and incorporated in this news release are
forward-looking statements within the meaning of Section 27A of the Securities
Act, as amended, and Section 21E of the Exchange Act, as amended. The
forward-looking statements relate to our anticipated financial performance
(including projected operating income, net income, capital expenditures, cash
flow and projected levels and distributions), liquidity, management's plans
and objectives for our growth projects and other future operations (including
plans to construct additional natural gas and natural gas liquids pipelines
and processing facilities), our business prospects, the outcome of regulatory
and legal proceedings, market conditions and other matters. We make these
forward-looking statements in reliance on the safe harbor protections provided
under the Private Securities Litigation Reform Act of 1995.

Forward-looking statements include the items identified in the preceding
paragraph, the information concerning possible or assumed future results of
our operations and other statements contained or incorporated in this news
release identified by words such as "anticipate," "estimate," "expect,"
"project," "intend," "plan," "believe," "should," "goal," "forecast,"
"guidance," "could," "may," "continue," "might," "potential," "scheduled" and
other words and terms of similar meaning.

One should not place undue reliance on forward-looking statements, which are
applicable only as of the date of this news release. Known and unknown risks,
uncertainties and other factors may cause our actual results, performance or
achievements to be materially different from any future results, performance
or achievements expressed or implied by forward-looking statements. Those
factors may affect our operations, markets, products, services and prices.

Other factors could also have material adverse effects on our future results.
These and other risks are described in greater detail in Part I, Item 1A, Risk
Factors, in the Annual Report. All forward-looking statements attributable to
us or persons acting on our behalf are expressly qualified in their entirety
by these factors. Other than as required under securities laws, we undertake
no obligation to update publicly any forward-looking statement whether as a
result of new information, subsequent events or change in circumstances,
expectations or otherwise.

Analyst Contact: Andrew Ziola
                 918-588-7163
Media Contact:   Brad Borror
                 918-588-7582

SOURCE ONEOK Partners, L.P.

Website: http://www.oneokpartners.com