|   | (Date of report)                  | January 14, 2011 |
|--------|-----------------------------------|------------------|
|   | (Date of earliest event reported) | January 13, 2011 |

| Delaware                     |   | 1-12202      |   | 93-1120873          |
|------------------------------|--------|--------------|--------|---------------------|
| (State or other jurisdiction |   | (Commission  |   | (IRS Employer       |
| of incorporation)            |   | File Number) |   | Identification No.) |

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| Item 7.01 |   | Regulation FD Disclosure                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
|-----------|--------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
|      |   |  On Jan. 13, 2011, ONEOK, Inc. and ONEOK Partners, L.P. announced they will release fourth-quarter and year-end 2010 earnings after the market closes on Monday, Feb. 21, 2011 and will hold a joint conference call and live webcast at 11:00 a.m. Eastern Standard Time (10:00 a.m. Central Standard Time), Tuesday, Feb. 22, 2011.  A copy of the news release is attached as Exhibit 99.1 and is incorporated herein by reference. In accordance with General Instruction B.2 of Form 8-K, the information disclosed in this Item 7.01, including Exhibit 99.1 hereto, is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as expressly set forth by specific reference in such filing.  |
| Item 9.01 |   | Financial Statements and Exhibits                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
|      |   |  Exhibits99.1     News release issued by ONEOK, Inc. and ONEOK Partners, L.P. dated January 13, 2011.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |

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|   |             |   | ONEOK Partners, L.P.By:  ONEOK Partners GP, L.L.C., General Partner |
|--------|------------------|--------|-------------------------------------------------------------------------------|
|   |             |   |                                                                          |
| Date:  | January 14, 2011 | By:    | /s/ Curtis L. Dinan                                                           |
|   |             |   | Senior Vice President,Chief Financial Officer andTreasurer               |