Company Attributes 1,486% Revenue Growth to Expansion of Customer Base Through WISP Acquisitions and Oil and Gas Opportunities

ERF Wireless (OTCBB:ERFW), a leading provider of enterprise-class wireless and broadband products and services, today announced that it ranked number 113 on the Technology Fast 500™, Deloitte LLP''s ranking of 500 of the fastest growing technology, media, telecommunications, life sciences and clean technology companies in North America. Rankings are based on percentage of fiscal year revenue growth during the five-year period from 2004 to 2008. ERF Wireless grew 1,486 percent during this period.

“Technology Fast 500 recognizes innovative companies that have broken down barriers to success and defied the odds with their remarkable five-year revenue growth,” said Phil Asmundson, Vice Chairman and U.S. Technology, Media and Telecommunications leader, Deloitte LLP. "We congratulate ERF Wireless on this accomplishment."

“With its impressive five-year growth, ERF Wireless has earned its position among the fastest growing technology, media, telecommunications, life sciences and clean technology companies in North America,” said Mark Jensen, Managing Partner, Technology and Venture Capital Services, Deloitte & Touche LLP. ”Deloitte is proud to honor ERF Wireless for its achievement.”

Technology Fast 500™ Selection and Qualifying Criteria

Technology Fast 500™ provides a ranking of the fastest growing technology, media, telecommunications, life sciences and clean technology companies in North America. This ranking is compiled from nominations submitted directly to the Technology Fast 500™ website, and public company database research conducted by Deloitte. Technology Fast 500™ award winners for 2009 are selected based on percentage fiscal year revenue growth during the five-year period from 2004 to 2008.

In order to be eligible for Technology Fast 500™ recognition, companies must own proprietary intellectual property or proprietary technology that contributes to a significant portion of the company''s operating revenues. Using other companies'' technology or intellectual property in a unique way does not satisfy this requirement. Consulting companies, professional service firms, etc. are not eligible unless they have proprietary technology that contributes to a significant portion of their operating revenues.

Technology Fast 500 award eligibility requirements also include base-year operating revenues of at least $50,000 USD or CD, and current-year operating revenues of at least $5 million USD or CD. These revenues must have more than doubled between 2004 and 2008. Additionally, companies must be in business for a minimum of five years, and be headquartered within North America.

About ERF Wireless

ERF Wireless Inc. is a fully reporting public corporation located in League City, Texas, and is the parent company of ERF Oil & Gas Services, ERF Enterprise Network Services, ERF Bundled Wireless Services, ERF Wireless Messaging Services and ERF Network Services. The company specializes in providing wireless and broadband product and service solutions to enterprise, commercial and residential clients on a regional, national and international basis. Its principals have been in the wireless broadband, network integration, triple-play FTTH, IPTV and content delivery business for more than 40 years. For more information, please visit our websites at www.erfwireless.com and www.erfwireless.net or call 281-538-2101. (ERFWG)

About Deloitte

As used in this document, “Deloitte” means Deloitte LLP. Please see www.deloitte.com/about for a detailed description of the legal structure of Deloitte LLP and its subsidiaries.

Forward-looking statements in this release regarding ERF Wireless Inc. are made pursuant to the "safe harbor" provisions of the Private Securities Litigation Reform Act of 1995. Investors are cautioned that such forward-looking statements involve risks and uncertainties, including, without limitation, continued acceptance of the company''s products, increased levels of competition, new products and technological changes, the company''s dependence upon third-party suppliers, intellectual property rights, and other risks detailed from time to time in the company''s periodic reports filed with the Securities and Exchange Commission.

Contacts:

ERF Wireless Inc.
Clareen O''Quinn, 281-538-2101 ext. 113
coquinn@erfwireless.com
or
Rubenstein Investor Relations Inc.
Tim Clemensen, 212-843-9337
tclemensen@rubensteinir.com