2013-01-14 15:23:18 -

PETALUMA, CA-January 14, 2013- Calix, Inc. (NYSE: CALX) today announced that the
company will report fourth quarter and 2012 fiscal year results on February 5
after the market closes. Calix will host a conference call to discuss its fourth
quarter and fiscal year 2012 results at 1:30 p.m. Pacific Time (4:30 p.m.
Eastern Time) on the same day. Interested parties can listen to a live webcast
of the conference call by visiting the Calix Investor Relations website at
 investor-relations.calix.com/. The conference call and webcast will
include forward-looking information. A replay of the conference call will also
be available at  investor-relations.calix.com/ following the completion of
the call.

About Calix

Calix (NYSE: CALX) is a global leader in access innovation. Its Unified Access
portfolio of broadband communications access systems and software enables
communications service providers worldwide to   transform their copper- and fiber-
based networks and become the broadband provider of choice to their subscribers.
For more information, visit the Calix website at www.calix.com.



Investor Inquiries:
David H. Allen
408-474-0080
David.Allen@Calix.com



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Source: Calix, Inc. via Thomson Reuters ONE
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