ONEOK, Inc.

DSP/DRP Info

To join plan: Minimum $250, $25/mo automatic (min. 10 months), or already a shareholder.

Optional cash investments: Minimum $25, normally weekly.

Discounts: From time to time investments may be at a 5% discount.

Fees: ($ - Low)

• No fees to investors except for a fee on sales through the plan.

Information:

Equiserve
Attn: ONEOK, Inc. Stock Purchase Plan
P.O. Box 2598
Jersey City, NJ 07303-2598

(888) 764-5595
(201) 324-0313

www.equiserve.com

from Prospectus dated Feb. 7, 2001.

ONEOK, Inc. Web Site

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