TULSA, Okla., Oct. 27 /PRNewswire-FirstCall/ -- Williams Partners L.P. (NYSE:WPZ) announced today that the regular quarterly cash distribution its unitholders receive has been increased to $0.635 per unit. This is the partnership's eleventh consecutive distribution increase since its initial distribution in November 2005. The new distribution amount is an increase of 15 percent over the partnership's third-quarter 2007 distribution of $0.55 per unit. The board of directors of the partnership's general partner has approved the increase in the quarterly cash distribution. The third-quarter distribution is payable on Nov. 14, 2008, to unitholders of record at the close of business on Nov. 7. Third-Quarter Financial Results Williams Partners plans to report its third-quarter 2008 financial results before the market opens on Thursday, Nov. 6. Management will discuss the results during a live webcast beginning at 11 a.m. EST the same day. Participants are encouraged to access the webcast at http://www.williamslp.com/. Slides will be available for viewing, downloading and printing on the morning of Nov. 6. A limited number of phone lines also will be available at (877) 558-9190. International callers should dial (706) 902-3248. Replays of the third-quarter webcast, in both streaming and downloadable podcast formats, will be available for two weeks at http://www.williamslp.com/ following the event. About Williams Partners L.P. (NYSE:WPZ) Williams Partners L.P. is a publicly traded master limited partnership that owns natural gas gathering, transportation, processing and treating assets serving regions where producers require large scale and highly reliable services, including the Gulf of Mexico, the San Juan Basin in New Mexico and Colorado, and the Washakie Basin in Wyoming. The partnership also serves the natural gas liquids (NGL) market through its NGL fractionating and storage assets. The general partner is Williams Partners GP LLC. More information about the partnership is available at http://www.williamslp.com. Go to http://www.b2i.us/irpass.asp?BzID=1296&to=ea&s=0 to join our e-mail list. Contact: Jeff Pounds Williams (media relations) (918) 573-3332 Sharna Reingold Williams (investor relations) (918) 573-2078 This press release may include "forward-looking statements" as defined by federal law. All statements, other than statements of historical facts, included in this press release that address activities, events or developments that the Partnership expects, believes or anticipates will or may occur in the future are forward-looking statements. These statements are based on certain assumptions made by the Partnership based on its experience and perception of historical trends, current conditions, expected future developments and other factors it believes are appropriate in the circumstances. Such statements are subject to a number of assumptions, risks and uncertainties, many of which are beyond the control of the Partnership, which may cause our actual results to differ materially from those implied or expressed by the forward-looking statements. Additional information about issues that could lead to material changes in performance is contained in the Partnership's annual and quarterly reports filed with the Securities and Exchange Commission. DATASOURCE: Williams Partners L.P. CONTACT: media relations, Jeff Pounds, +1-918-573-3332, or investor relations, Sharna Reingold, +1-918-573-2078, both of Williams Web site: http://www.williamslp.com/ http://www.williams.com/

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