ONEOK Partners 2008 Schedule K-1: The 2008 Schedule K-1s have been mailed directly to unitholders. Unitholders may access their 2008 tax package online. If you have questions regarding your tax package please call the K-1 support staff at 1-800-371-2188.

ONEOK is a diversified energy company and the sole general partner of ONEOK Partners, one of the largest publicly traded limited partnerships. It is among 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.