Ask the community

Ciena
worldwide

Global offices

  • North America
  • Caribbean and Latin America
  • Europe, Middle East and Africa
  • Asia Pacific

  • Canada

    • Montreal

      2351 Alfred-Nobel Boulevard,
      Suite N-300
      Saint-Laurent, Quebec H4S 2A9
      Canada

      Tel: 514-228-2300

      Canada website: www.ciena.ca

    • Ottawa

      Ciena Canada, ULC
      5050 Innovation Drive
      Ottawa, Ontario K2K 0J2
      Canada

      Tel: 613-670-2000

      Canada website: www.ciena.ca

    • Quebec City

      505 Boulevard du Parc Technologique, Suite 100
      Quebec City, Quebec G1P 4S9
      Canada

      Tel: 418-263-5280

      Canada website: www.ciena.ca

  • United States

  • Argentina

  • Brazil

    • São Paulo

      Av. das Nações Unidas,
      14171, 15º andar – Morumbi,
      São Paulo, 
      04794-000 Brasil

      Tel: +5511-4765-2333

      Brazil website: www.ciena.com.br

  • Colombia

  • Mexico

    • Mexico City Learning Lab

      Av. Insurgentes Sur #1685-601
      Col. Guadalupe Inn C.P. 01020
      Del. Alvaro Obregon
      Mexico, D.F. 06500
      Mexico

      Tel: 1719-0220

    • Mexico City

      Av. Insurgentes Sur #1685-601
      Col. Guadalupe Inn C.P. 01020
      Del. Alvaro Obregon
      Mexico, D.F. 06500
      Mexico

      Tel: 1719-0220

      Mexico website: www.ciena.com.mx

    • Guadalajara

      Libramiento Carretera a la Base Aerea 5850
      Zapopan, JAL 45138
      Mexico

  • Denmark

    • Copenhagen

      Langebrogade 5
      DK-1411
      Copenhagen
      Denmark

      Tel: +45 70 23 26 26

  • France

    • Paris

      27/33 quai Alphonse le Gallo
      Boulogne Billancourt  92100
      France

      Tel: +33 (0) 1 72 44 86 00

      French website: www.ciena.fr

  • Germany

    • Frankfurt

      The Squaire Business Centre
      7th floor (Rooms 723/724)
      Am Flughafen 12, 
      Frankfurt, 60549

      Tel: +49 69 22225 7000
      German website: www.ciena.de

    • Friedrichshafen

      SeeStatt Bahnhofsplatz 3
      88045 Friedrichshafen
      Deutschland

  • Israel

    • Tel Aviv

      Ciena Israel Ltd.
      94A Igal Alon St.
      Tel Aviv 6789155
      Israel

      Tel: +972 (3) 3763467
      +972 (3) 3763240

  • Italy

    • Milano

      Regus
      410, Piazzale Biancamano 8,
      Milano  20121
      Italy

      Tel: +39 02 62031
      Italy website: www.ciena.it

  • Netherlands

    • Schiphol

      Ciena Ltd. – Dutch Branch
      The Base B
      Evert van de Beekstraat 1-104
      1118 CL Schiphol
      The Netherlands

      Tel: +31 23 754 8010

  • Saudi Arabia

    • Riyadh

      Faisaliah Tower, Level 18
      King Fahed Hwy
      Riyadh, 11524
      Saudi Arabia

      Tel: +966 1 224 7300

  • Spain

    • Madrid

      Ave. de Europa 19 3A
      Parque Empresarial La Moraleja
      Madrid 28108
      Spain

      Spain website: www.ciena.es

  • United Arab Emirates

  • United Kingdom

    • Belfast

      Park house
      87-91 Great Victoria Street
      Belfast BT2 7AG
      United Kingdom

    • London Learning Lab

      Stapleton House

      29-33 Scrutton St.

      London EC2A 4HU

      Units 10, 11 and 12

      United Kingdom

      Tel: +44-207-012-5500

    • London - Main Office

      The Bard, 11th Floor
      20 Curtain Road 
      Shoreditch
      London EC2A 3NG

      Tel: +44-207-012-5500

    • Edinburgh

      19A Canning Street
      Edinburgh, EH3 8EG
      United Kingdom

    • Reading

      Fountain House
      2 Queens Walk, 8th Floor
      Reading, RG1 7QF
      United Kingdom

  • Australia

    • Sydney Learning Lab

      1 Innovation Road, Level 3
      Macquarie Park, NSW 2109
      Australia

      + 61 2 8870-5300

    • Sydney

      Ciena Australia Pty Limited
      1 Innovation Road, Level 3
      Macquarie Park, NSW 2113
      Australia

      Tel: +61 2 8870 5300

  • China

    • Hong Kong

      8 Queen's Road East,
      Wanchai,
      Hong Kong,
      China

      Tel: +852 3944-2900

    • Shanghai

      Ciena International, Inc
      BEA Finance Tower
      Level 8 (Units 812 & 815)
      No. 66 Huayuan Shiqiao Road
      Pudong New District
      Shanghai 200120
      China

      Office: +86 21 61799503

  • India

    • Gurgaon

      Plot No 13
      Sector-32
      Echelon Institutional Area
      Gurgaon - 122001, Haryana
      India

      Tel: +91 124 6254000

      India website: http://www.ciena.in

    • Gurgaon II

      Plot No 14
      Sector-32
      Echelon Institutional Area
      Gurgaon - 122001, Haryana
      India

      Tel: +91 124 6254144

      India website: http://www.ciena.in

    • Mumbai

      301, 3rd floor, Windsor House, off  CST Road,
      Kalina, Santacruz (E), Mumbai:  400098.
      India

      Tel: +91 22 42419600

      India website: http://www.ciena.in

  • Indonesia

    • Jakarta

      Ciena Communications Inc.
      Suite 20, One Pacific Place , 15th Floor, JI Jend, Sudirman Kav
      52-53, Jakarta, Indonesia 12190

      Office: +6221 2550 2465

  • Japan

    • Tokyo

      Pacific Century Place Marunouchi 26F
      1-11-1 Marunouchi
      Chiyoda, Tokyo, 100-6226
      Japan

      Tel: 81-3-6367-3940

      Japanese site: http://www.cienacorp.jp

  • Malaysia

    • Kuala Lumpur

      Ciena Communications (Malaysia) Sdn. Bhd.

      Registration Number - 201001027313 (911232-D)

      Level 21, The Gardens South Tower,

      Mid Valley City, Lingkaran Syed Putra,

      59200 Kuala Lumpur, Malaysia.

  • New Zealand

    • Auckland

      Commercial Bay Center
      Level 18, Commercial Bay Tower
      11-19 Customs Street West
      Auckland 1010
      New Zealand

      Tel: +64 09 927 4993

  • Philippines

    • Manila

      7/F Glorietta 4,
      Ayala Center,
      Makati City 1224,
      Philippines

      Tel: +63 (02)651-6500

  • Singapore

    • Singapore

      12 Marina View,
      Asia Square Tower 2, #19-03
      Singapore 018961

      Tel: +65 6964 7680

  • South Korea

    • Seoul

      Keungil Tower Bldg., Suite 1503, 15th Floor
      677-25, Yeoksam-dong, Gangnam-ku
      Seoul
      South Korea

      Tel: +82 (0)2 6091 0280

      Korean website: http://www.ciena.kr

  • Thailand

    • Bangkok

      Ciena Communication (Thailand) Limited
      Suite 1820, Level 18, Park Ventures Ecoplex,
      57 Wireless Road,
      Lumpini, Patumwan,
      Bangkok-10330

      Office: +02 309 3484

  • Vietnam

    • Hanoi

      4th Floor, Elcom Building
      Alley 15, Duy Tan Street
      Cau Giay District
      Hanoi City
      Vietnam

      Tel:+84 2437955372 (ext. 101)