Cellular One CTO: “Our Network Is Rock Solid�

Wireless Carrier Plans Continued Network Expansion in 2007

February 21, 2007 -- (OKLAHOMA CITY) – Cellular One’s chief engineer today said the company’s state-of-the-art GSM network is “rock solid� and announced plans for continued expansion in the upcoming year.

“Thanks to on going expansion and enhancement, our network is excellent and we continue to improve our coverage throughout our 17-state footprint,� said Timothy J. Duffy, Chief Technical Officer and Senior Vice President of Engineering and Network Operations. “Our customers can look forward to more expansion and improvement in the upcoming year as we continue to give them the strongest signal and fewest dropped calls of any wireless carrier in their area.�Specifically, Duffy announced Cellular One’s intention of adding approximately 300 new cell sites in its markets this year.

“Last year, we built 287 new cell sites throughout the country,� he said. “We brought significant improvement to underserved areas and stronger service in high traffic corridors. We are making good on our promise to deliver the best wireless network possible to Cellular One customers.�

New cell sites improve coverage, quality and capacity by allowing more users access to Cellular One’s voice and data services, including the wireless Internet, picture phones and downloadables.

In 2006, Cellular One’s Network Quality Assurance Team of engineers and technicians brought new coverage to the hill country of Texas, southern West Virginia and Virginia and Nome and Kodiak, Alaska – new areas acquired by Cellular One – in addition to improvements throughout the company’s existing markets.

Cellular One has markets in Oklahoma, Texas, Kansas, Missouri, Arizona, Alaska, Minnesota, Michigan, Illinois, Wisconsin, Pennsylvania, Ohio, Kentucky, New York, West Virginia, Virginia and Maryland. The company is the third largest provider of GSM network services in the United States.

Headquartered in Oklahoma City, Cellular One is a trade name of Dobson Cellular Systems and American Cellular Corporation -- subsidiaries of Dobson Communications Corporation (NASDAQ: DCEL). For more information on the products and services of Cellular One, visit www.celloneusa.com

Source: Cellular One