Echelon Corporation to Announce Q3 2005 Results October 31st, 2005

To Comply with Federal Regulation FD, Echelon is Providing Notice of Quarterly Results Conference Call

(San Jose, CA - October 24, 2005) - Echelon Corporation (NASDAQ: ELON) will be holding its quarterly earnings conference call for investors and analysts on October 31st, 2005 at 2:00 pm PT. The earnings announcement itself is scheduled to cross the wire shortly after 1:00 pm PT. Echelon is sending out this release regarding Q3, 2005 only to comply with Federal Regulation FD.

Financial analysts will be notified by fax which toll-free number they should call to access the call. Other interested parties may listen in on the call via live webcast at http://www.echelon.com. Alternatively, the general public may also access the call at 800-967-7187 (callers outside the US please use +1-719-457-2635); however, due to a limited number of available phone lines, the company asks that only those persons without web access use this number.

About Echelon Corporation
Echelon Corporation (NASDAQ: ELON) is a pioneer and world leader in control networking — networks that connect machines and other electronic devices — for the purpose of sensing, monitoring and controlling the world around us. Echelon’s LONWORKS platform for control networking was released in 1990 and has become a worldwide standard in the building, industrial, transportation, and home automation markets. Launched in 2003, Echelon’s Networked Energy Services system is an open, extensible, advanced metering infrastructure that can bring benefits to every aspect of a utility’s operation, from metering and customer services to distribution operations and value-added business. In 2005 Echelon released the world’s first embedded control network infrastructure, the Pyxos™ platform, extending the benefits of networking inside machines to the sensors and actuators that make them function.

Echelon is based in San Jose, California, with international offices in China, France, Germany, Italy, Hong Kong, Japan, Korea, The Netherlands, and the United Kingdom. Further information regarding Echelon can be found at http://www.echelon.com.

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Echelon, LonWorks, and the Echelon logo are trademarks of Echelon Corporation registered in the United States and other countries. Other marks belong to their respective holders.

Contact Information

Press Contact:	Investor Relations Contact:
Steve Nguyen Echelon Corporation +1-408-938-5272 qnguyen@echelon.com	Chris Stanfield Echelon Corporation +1-408-938-5243 cstanfield@echelon.com