On February 20, 2013, Williams Partners L.P. (the "Partnership") issued a press release announcing its financial results for the quarter and year ended December 31, 2012. A copy of the press release and accompanying financial highlights and operating statistics and reconciliation schedules are furnished herewith as Exhibit 99.1 and are incorporated herein in their entirety by reference.

The press release and accompanying financial highlights and operating statistics and reconciliation schedules are being furnished pursuant to Item 2.02, Results of Operations and Financial Condition. The information furnished is not deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, is not subject to the liabilities of that section and is not deemed incorporated by reference in any filing under the Securities Act of 1933, as amended.

(a) None

(b) None

(c) None

(d) Exhibits.

Exhibit Number                                Description
Exhibit 99.1        Press release of the Partnership dated February 20, 2013 and
                    accompanying schedules, publicly announcing the Partnership's
                    financial results for the quarter and year ended December 31,
                    2012.

Date: February 20, 2013 By: /s/ Donald R. Chappel Donald R. Chappel Chief Financial Officer