Northwest Pipeline Prices Private Debt Issuance

TULSA, Okla., May 19 /PRNewswire-FirstCall/ -- Northwest Pipeline GP, a majority owned subsidiary of Williams (NYSE:WMB), announced that it has priced its previously announced $250 million offering of senior notes due 2018. The notes, scheduled to be delivered on May 22, were priced with a 6.05 percent coupon and at 99.733 percent to par, with a yield to investors of 6.085 percent.

Northwest Pipeline intends to use the net proceeds from the offering to repay revolving credit agreement indebtedness incurred during December 2007, which was used to repay certain of its long-term notes at maturity.

The notes are being sold to certain institutional investors and have not been registered under the Securities Act of 1933. They may not be offered or sold in the United States absent registration or an applicable exemption from registration requirements.

This press release does not constitute an offer to sell or the solicitation of an offer to buy such notes and is issued pursuant to Rule 135c under the Securities Act of 1933.

About Williams (NYSE:WMB)

Williams, through its subsidiaries, finds, produces, gathers, processes and transports natural gas. Williams' operations are concentrated in the Pacific Northwest, Rocky Mountains, Gulf Coast, and Eastern Seaboard. More information is available at http://www.williams.com. Go to
Contact: Jeff Pounds
Williams (media relations)
(918) 573-3332

Richard George
Williams (investor relations)
(918) 573-3679

Portions of this document may constitute "forward-looking statements" as defined by federal law. Although the company believes any such statements are based on reasonable assumptions, there is no assurance that actual outcomes will not be materially different. Any such statements are made in reliance on the "safe harbor" protections provided under the Private Securities Reform Act of 1995. Additional information about issues that could lead to material changes in performance is contained in the company's annual reports filed with the Securities and Exchange Commission.

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Source: Williams

CONTACT: media relations, Jeff Pounds, +1-918-573-3332, or investor
relations, Richard George, +1-918-573-3679, both of Williams

Web site: http://www.williams.com/

2008-05-19 17:41:08 0365730 PRNEWSWIRE