FOR IMMEDIATE RELEASE
April 2, 2008

Tellabs discontinues current GPON activities focused on Verizon

For economic reasons, Tellabs will discontinue current GPON activities focused on Verizon. This decision serves the best interests of both companies and their respective stakeholders.

We continue to be a multi-product and services supplier to Verizon. Tellabs will continue its current access strategy, including BPON and GPON.

About Tellabs — Tellabs advances telecommunications networks to meet the evolving needs of users. Solutions from Tellabs enable service providers to deliver high-quality voice, video and data services over wireline and wireless networks around the world. Tellabs (NASDAQ: TLAB) is part of the NASDAQ-100 Index, NASDAQ Global Select Market, Ocean Tomo 300™ Patent Index and the S&P 500. www.tellabs.com

MEDIA CONTACTS:

Ariana Nikitas
+1.630.798.2532

Chris Parente
+1.301.408.4500 ext. 1082

INVESTOR CONTACT:

Tom Scottino
+1.630.798.3602

(View media contact list.)

Tellabs® and the Tellabs logo are trademarks of Tellabs or its affiliates in the United States and/or other countries. Any other company or product names mentioned herein may be trademarks of their respective companies.