Overland Park, Kansas, and Washington, D.C., December 22, 2008 - Sprint Nextel (NYSE:S) and Cogent Communications (Nasdaq:CCOI) announced that they have reached a multi-year interconnection agreement for the purposes of exchanging Internet traffic. This agreement will benefit the customers of both Sprint and Cogent and resolves the earlier dispute to the satisfaction of both Parties. The agreement is in accordance with both Parties' previous and long standing interconnection policies and agreements. The specifics of this agreement are confidential.

About Cogent Communications

Cogent Communications (NASDAQ: CCOI) is a multinational, Tier 1 facilities-based ISP, operating one of the largest capacity IP networks in existence with lit capacities ranging from 80 to 240 Gigabits per second. Cogent specializes in providing businesses with high speed Internet access and point-to-point transport services. Cogent's facilities-based, all-optical IP network backbone provides IP services in over 110 markets located in North America and Europe.

Since Cogent's inception, Cogent has unleashed the benefits of IP technology, building one of the largest and highest capacity IP networks in existence. This network enables Cogent to offer large bandwidth connections at highly competitive prices. Cogent also offers superior customer support by virtue of its end-to-end control of service delivery and network monitoring.

Cogent Communications is headquartered at 1015 31st Street, NW, Washington, D.C. 20007. For more information, visit www.cogentco.com. Cogent Communications can be reached in the United States at (202) 295-4200 or via email at This email address is being protected from spambots. You need JavaScript enabled to view it..

About Sprint Nextel

Sprint Nextel offers a comprehensive range of wireless and wireline communications services bringing the freedom of mobility to consumers, businesses and government users. Sprint Nextel is widely recognized for developing, engineering and deploying innovative technologies, including two wireless networks serving nearly 51 million customers at the end of the third quarter 2008; industry-leading mobile data services; instant national and international push-to-talk capabilities; and a global Tier 1 Internet backbone. For more information, visit www.sprint.com.

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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.

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