EX-21 5 exhibit21.htm SUBSIDIARY LISTING EXHIBIT No. 21

EXHIBIT No. 21
Tellabs Inc. and Subsidiaries
Subsidiaries of the Registrant

Name

State or Other Jurisdiction of Incorporation

Tellabs Operations, Inc.

Delaware

   Telecommunications Laboratories, Inc.

Illinois

   Telecon Acquisition Corp.

Delaware

   Tellabs Export, Inc.

Delaware

   Tellabs Japan, Inc.

Delaware

   Tellabs Manufacturing, Inc.

Delaware

   Tellabs International, Inc.

Illinois

      Tellabs Communications Canada Ltd.

Canada

      Tellabs do Brazil, Ltda.

Brazil

      Tellabs N.Z. Ltd.

New Zealand

      Tellabs H.K. Ltd.

Hong Kong

      Tellabs Pty. Ltd.

Australia

      Tellabs International de Mexico

Mexico

      Tellabs Asia Pacific Private Limited

Singapore

      Tellabs Communications International, Ltd.

China

      Tellabs (Thailand) Co., Ltd.

Thailand

      Tellabs Korea, Inc.

Korea

      Tellabs Malaysia Sdn Bhd

Malaysia

      Tellabs (V.I.), Inc.

U.S. Virgin Islands

      Tellabs India Private Limited

India

      Tellabs Holdings B.V.

Netherlands

         Tellabs Enterprises B.V.

Netherlands

            Tellabs Oy

Finland

                Kiinteisto Oy Mestarinkaare

Finland

                Kiinteisto Oy Sinimaentie 6

Finland

                Tellabs (S.A.) Proprietary Ltd.

South Africa

                Tellabs Holdings, Ltd.

Ireland

                   Tellabs (Ireland) Ltd.

Ireland

                   Tellabs Ltd.

Ireland

                   Tellabs Research Ltd.

Ireland

                   Tellabs Communications Ireland Limited

Ireland

                      Tellabs Communications Technologies

Ireland

                   Tellabs EMEA Holdings, Ltd.

Ireland

                      Tellabs AB

Sweden

                      Tellabs SAS

France

                      Tellabs (S.A.) (Proprietary) Limited

South Africa

                      Tellabs Italia S.r.l.

Italy

                      Tellabs Netherlands B.V.

Netherlands

                      Tellabs Poland Sp. z.o.o.

Poland

                      Tellabs GmbH

Germany

                      Tellabs Southern Europe S.A.

Spain

                      Tellabs Austria Vertriebs GmbH

Austria

                      Tellabs U.K. Ltd.

United Kingdom

                         Tellabs Communications UK Limited

United Kingdom

                         E. Coherent Communications Systems Ltd.

United Kingdom

            Tellabs Denmark A/S

Denmark

                DSC Communications (India) Private Limited

India

                FIBCOM India Ltd.

(40% Joint Venture)

White Oak Merger Corp.

Delaware

Tellabs TG, Inc.

Delaware

   Tellabs Transport Group, Inc.

Quebec

NetCore Systems, Inc.

Delaware

Salix Technologies, Inc.

Delaware

Tellabs Mexico, Inc.

Delaware

   Tellabs de Mexico, S.A. de C.V.

Mexico