Have a question? Need an answer? Cogent has a presence in most major cities across North America and Europe. Our largest offices are listed below. Please feel free to contact any of our local offices so we can guide you quickly and efficiently to whatever information you need.

Cogent Communications, Inc.
(Corporate Headquarters)
1015 31st Street, NW
Washington, DC 20007
UNITED STATES OF AMERICA
Office: 1-202-295-4200
E-mail: info@cogentco.com
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Cogent Canada, Inc.
220 Yonge Street
Suite 211
Toronto, ON M5B 2H1
CANADA
Office: 1-416-860-8080
E-mail: info@cogentco.com
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Cogent Communications Espana SA
(Spain, Portugal, Italy, Balkans)
C/ Cardenal Marcelo Spínola 42, Planta 4ª Dcha.
28016 Madrid
SPAIN
Office: 34 91 102 2527
E-mail: ES-Info@cogentco.com
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Cogent Communications Netherlands BV
(Benelux, Ukraine, CIS Countries)
Science Park 400
1098 XH Amsterdam
THE NETHERLANDS
Office: 31 (0) 20 462 1440
E-mail: BNL-Info@cogentco.com
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Cogent Communications UK Ltd
(United Kingdom and Ireland)
1 Quality Court
Chancery Lane
London WC2A 1HR
UNITED KINGDOM
Office: 44 (0) 20 7510 9204
E-mail: UK-Info@cogentco.com
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C.C.D. Cogent Communications Deutschland GmbH
(DACH, CZ, SK, BG)
Stephanstrasse 3
D-60313 Frankfurt am Main
GERMANY
Office: 49 69 299896 0
E-mail: DE-Info@cogentco.com
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Cogent Communications France SAS
77 Boulevard de la Republique
92257 La Garenne Colombes cedex
FRANCE
Office: 33 (0) 1 49031800
E-mail: FR-Info@cogentco.com
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Cogent Communications Nordics & Baltics
Esbogatan 11
S-16494 Kista
SWEDEN
Office: 46 (8)-4441444
E-mail: SCA-Info@cogentco.com
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Cogent Communications Hungary, Kft.
(szolgáltató korlátolt felelősségű társaság)
Fő u. 14-18
HU-1011 Budapest
HUNGARY
Company Registration No.: 01-09-886853
Email: DE-info@cogentco.com
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