Cogent Communications Group, Inc. Announces Pricing of Common Stock Offering.

WASHINGTON, June 7 /PRNewswire-FirstCall/ -- Cogent Communications Group, Inc. , today announced that it has agreed to sell 10,000,000 shares of common stock at a public offering price of $6.00 per share in a previously announced underwritten public offering.

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Lehman Brothers is acting as the sole book-running manager, Thomas Weisel Partners is acting as co-lead manager and CIBC World Markets and Friedman Billings Ramsey are acting as co-managers.

   Copies of the prospectus related to this offering can be obtained from:     Lehman Brothers Inc.    c/o ADP Financial Services    Prospectus Fulfillment    1155 Long Island Avenue    Edgewood, NY 11717     Thomas Weisel Partners LLC    One Montgomery Tower    One Montgomery Street    San Francisco, CA 94104     CIBC World Markets    USE Prospectus    622 3rd Avenue, 9th Floor    New York, NY 10017    Fax: 212-667-6303    useprospectus@us.cibc.com     Friedman Billings Ramsey    1001 Nineteenth Street North    Arlington, VA 22209    About Cogent Communications Group, Inc.  

Cogent Communications is a multinational, Tier 1 facilities- based ISP that specializes in providing businesses with high speed Internet access and point-to-point transport services. Cogent's facilities-based, all- optical IP network backbone spans over 11 countries and provides IP services in markets located in North America and Europe.

Since Cogent's inception, Cogent has exploited the benefits that IP technology provides, building a network that enables Cogent to offer large, dedicated bandwidth connections at highly competitive prices. Network ownership also enables Cogent to offer superior customer support through the ability to control service delivery and network monitoring end-to-end.

Cogent Communications is headquartered at 1015 31st Street, NW, Washington, D.C. 20007.

Information in this release may involve expectations, beliefs, plans, intentions or strategies regarding the future. These forward-looking statements involve risks and uncertainties. All forward-looking statements included in this release are based upon information available to Cogent Communications Group, Inc. as of the date of the release, and we assume no obligation to update any such forward-looking statement. The statements in this release are not guarantees of future performance and actual results could differ materially from our current expectations. Numerous factors could cause or contribute to such differences. Some of the factors and risks associated with our business are discussed in Cogent's registration statements filed with the Securities and Exchange Commission and in its other reports filed from time to time with the SEC.

CONTACT: For Public Relations: Jeff Henriksen, +1-202-550-5493, jhenriksen@cogentco.com, or for Investor Relations: John Chang, +1-202-295-4200, investor.relations@cogentco.com

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