SouthernLINC Wireless Plans to Offer BlackBerry

Atlanta, GA, and Waterloo, ON - SouthernLINC Wireless, a Southern Company (NYSE: SO), and Research In Motion (RIM) (Nasdaq: RIMM; TSX: RIM) today announced plans to offer BlackBerry® to customers in the Southeast.

“BlackBerry has become a must-have for anyone on-the-go, which is why we’re so pleased SouthernLINC Wireless’s relationship with RIM will enable us to offer this exciting technology to our more than 300,000 customers,” said Bob Dawson, president and CEO of SouthernLINC Wireless. “What’s more, it’s a tool that will appeal to every user segment SouthernLINC Wireless serves including public safety entities, businesses and consumers.”

SouthernLINC Wireless plans to offer the BlackBerry 7100i™, which provides subscribers with a stylish handset that smoothly integrates support for phone, e-mail, InstantLINCSM Mobile to Mobile, text messaging, organizer, Web browsing, and other third-party applications. Featuring Global Positioning System (GPS) capabilities, the BlackBerry 7100i device is also ideal for mobile professionals who need the instant-contact power of push-to-talk service, combined with the productivity benefits supported by GPS.

“BlackBerry continues to provide mobile professionals with the best converged mobile solution for voice and data applications,” said Mark Guibert, vice president corporate marketing at Research In Motion. “We are pleased to be working together to bring BlackBerry solutions to customers on the SouthernLINC Wireless iDEN® network.”

For corporate customers, BlackBerry Enterprise Server™ software tightly integrates with Microsoft Exchange®, IBM Lotus® Domino™ and Novell GroupWise® and works with existing enterprise systems to enable secure, push-based wireless access to e-mail and other corporate data.

For individuals and smaller businesses, BlackBerry Internet Service™ allows users to access up to ten corporate and personal e-mail accounts (including Microsoft Exchange, IBM Lotus Domino and many popular ISP e-mail accounts) from a single device.

About SouthernLINC Wireless

Celebrating its 10-year anniversary, SouthernLINC Wireless, a Southern Company (NYSE: SO), is an Atlanta-based regional wireless carrier covering the major metro and rural areas in Alabama, Georgia, southeastern Mississippi and northwest Florida. SouthernLINC Wireless bundles multiple communication options into one phone including InstantLINCSM Mobile to Mobile, cellular service, text messaging, wireless Internet access and wireless data. More information about SouthernLINC Wireless can be obtained by calling 1-800-818-LINC (5462) or visiting the SouthernLINC Wireless Web site at www.southernlinc.com.

About Southern Company

With more than 4 million customers and more than 40,000 megawatts of generating capacity, Atlanta-based Southern Company (NYSE: SO) is the premier super-regional energy company in the Southeast and a leading U.S. producer of electricity. Southern Company owns electric utilities in four states and a growing competitive generation company, as well as fiber optics and wireless communications. Southern Company brands are known for excellent customer service, high reliability and retail electric prices that are 15 percent below the national average. Southern Company has been ranked the nation’s top energy utility in the American Customer Satisfaction Index six years in a row. Southern Company has more than 500,000 shareholders, making its common stock one of the most widely held in the United States. Visit the Southern Company Web site at www.southerncompany.com.

About Research In Motion (RIM)

Research In Motion is a leading designer, manufacturer and marketer of innovative wireless solutions for the worldwide mobile communications market. Through the development of integrated hardware, software and services that support multiple wireless network standards, RIM provides platforms and solutions for seamless access to time-sensitive information including email, phone, SMS messaging, Internet and intranet-based applications. RIM technology also enables a broad array of third party developers and manufacturers to enhance their products and services with wireless connectivity to data. RIM’s portfolio of award-winning products, services and embedded technologies are used by thousands of organizations around the world and include the BlackBerry® wireless platform, the RIM Wireless Handheld™ product line, software development tools, radio-modems and software/hardware licensing agreements. Founded in 1984 and based in Waterloo, Ontario, RIM operates offices in North America, Europe and Asia Pacific. RIM is listed on the Nasdaq Stock Market (Nasdaq: RIMM) and the Toronto Stock Exchange (TSX: RIM). For more information, visit www.rim.com or www.blackberry.com.

Forward-looking statements in this news release are made pursuant to the “safe harbor” provisions of the United States Private Securities Litigation Reform Act of 1995. When used herein, words such as “intend” and similar expressions are intended to identify forward-looking statements. Forward-looking statements are based on assumptions made by and information available to Research In Motion Limited. Investors are cautioned that such forward-looking statements involve risks and uncertainties. Important factors that could cause actual results to differ materially from those expressed or implied by such forward looking statements include, without limitation, possible product defects and product liability, risks related to international sales and potential foreign currency exchange fluctuations, the initiation or outcome of litigation, acts or potential acts of terrorism, international conflicts, significant fluctuations of quarterly operating results, changes in Canadian and foreign laws and regulations, continued acceptance of RIM’s products, increased levels of competition, technological changes and the successful development of new products, dependence on third-party networks to provide services, dependence on intellectual property rights and other risks and factors detailed from time to time in RIM’s periodic reports filed with the United States Securities and Exchange Commission, and other regulatory authorities. RIM has no intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.

The BlackBerry and RIM families of related marks, images and symbols are the exclusive properties and trademarks of Research In Motion Limited. RIM, Research In Motion and BlackBerry are registered with the U.S. Patent and Trademark Office and may be pending or registered in other countries. SouthernLINC Wireless, InstantLINC and other members of the “LINC” family of marks are the exclusive properties, service marks and trademarks of Southern Communications Services, Inc. d/b/a SouthernLINC Wireless. All other brands, product names, company names, trademarks and service marks are the properties of their respective owners. RIM assumes no liability and makes no representation, warranty or guarantee in relation to third party products or services. SouthernLINC Wireless assumes no liability and makes no representation, warranty or guarantee in relation to third party products or services.

Contact Information

Marisa Conway

Brodeur Worldwide (for RIM)

Research In Motion (RIM)

Contact via E-mail