Calix to Present at Upcoming Investor Conferences

PETALUMA, Calif.--(BUSINESS WIRE)-- Calix, Inc. (NYSE: CALX) today announced that Company management will present at the following upcoming financial conferences:

Credit Suisse 2010 Annual Technology Conference

Date: Tuesday, November 30, 2010

Time: 3:00 PM MST (5:00 PM EST)

Location: The Phoenician Hotel, Scottsdale, AZ

Barclays Capital Global Technology Conference

Date: Thursday, December 9, 2010

Time: 10:00 AM PST (1:00 PM EST)

Location: The Palace Hotel, San Francisco, CA

Live and archived audio webcasts of these presentations will be available on the investor relations section of the Calix website: http://investor-relations.calix.com.

About Calix

Calix is a leading provider in North America of broadband communications access systems and software for fiber- and copper- based network architectures that enable communications service providers to connect to their residential and business subscribers. Calix has shipped over seven million ports of its Unified Access Infrastructure portfolio to more than 600 North American and international customers, whose networks serve over 40 million subscriber lines in total. For more information, visit the Calix website at www.calix.com.

    Source: Calix, Inc.

Released November 22, 2010