CONTACT US

Here's how to get help

Transforming-your-digital-workplace

1. Access Colt Online

Use Colt Online for the quickest, and easiest way to get support. Manage your services & support tickets through our interactive portal.
Log in >

Business Phone Numbers

2. Call a local team

Call any of our dedicated support lines. Our teams are available around the clock to give you the support you need, when you need it.
Find a local number >

colt-online-help

3. Read our help guides

Get help and answers to your questions about your services including articles, FAQs, step-by-step videos, alongside how to raise support tickets.
Access help community >

Dedicated Connectivity

4. Find a local office

We operate offices around the world, to ensure we always deliver a local and consistent experience.
Find a local office >

Contact centre solutions

5. For anything else

For anything else, such as making a complaint, managing your data or contacting our Media team, click the below. Other contacts >

1. Access Colt Online

Your one stop customer portal to manage your Colt services

We have a simple aim - to make it really easy for you to do business with us. With this in mind, Colt Online has been developed to put you in control. With Colt Online, the information you need about your Colt services is just a click away.

Looking for support with a Colt Neo (Previously Lumen EMEA) service? Visit Control Center, access the dedicated help site or see our support options.

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2. Call a local team

Find the right number for you

Find the right number for you to call by selecting your country below. For issues related to MarketPrizm or PrizmNet only, call our global toll-free line at +44 (0)20 358 1879.

Europe

Technical Support

+0800 358 3999  (Toll-free) /
+44 207 862 6087 (Direct)

Asia Service Desk

0800-068-8915​ (Toll-free)

Technical Support

+0800 880 990 (Toll free)
+ 43 1 253 07 02 (Direct)

Technical Support

+0800 507 01 (Toll free)
+32 2 790 16 29 (Direct)

Technical Support

+ 45 70 71 25 99 (Toll free)

Technical Support

+ 0800 948 888
+33 1 709 95 600

Technical Support

+1800 944 040
+353 1 536 9312

Technical Support

+192 090
+39 0289634895(From abroad only)

Technical Support

0800 265 8023
+31 20 798 0000

Technical Support

808 780 222
+35 1 211 202 795

Technical Support

901 888400
/ +34 91 7887520

Technical Support

+46 (0) 8781 8383

Technical Support

+0800 560 560 /
+41 58 560 1720

Rest of the World

Asia Service Desk

+81-3-5617-2362 (International Dial-in Number)
1-800-0640854 (Toll-free)

Colt Asia Service Desk

+81-3-5617-2362 (International Dial-in Number)
10-800-852-1053 (Toll-free)

MarketPrizm and PrizmNet only

10800714926 (Mandarin & Japanese)

Colt Asia Service Desk

+81-3-5617-2362 (International Dial-in Number)
10-800-152-1053 (Toll-free)

MarketPrizm and PrizmNet only

108001402937 (Mandarin & Japanese)

Colt Asia Service Desk

+81-3-5617-2362 (International Dial-in Number)
800-903-246 (Toll-free)

MarketPrizm and PrizmNet only

+85 230286682

Colt Asia Service Desk

+81-3-5617-2362 (International Dial-in Number)
001-803-852-9359 (Toll-free)

Colt Asia Service Desk

+81-3-5617-2362 (International Dial-in Number)
0120-525-135 (Toll-free)

MarketPrizm and PrizmNet only

+81 345604630

Colt Asia Service Desk

+81-3-5617-2362 (International Dial-in Number)
1-800-805-988 (Toll-free)

Colt Asia Service Desk

+81-3-5617-2362 (International Dial-in Number)
0800-77-0037 (Toll-free)

Colt Asia Service Desk

+81-3-5617-2362 (International Dial-in Number)
800-852-3528 (Toll-free)

MarketPrizm and PrizmNet only

+65 8008526865 (Toll-free)

Colt Asia Service Desk

+81-3-5617-2362 (International Dial-in Number)
00798-8521-9360 (Toll-free)

Colt Asia Service Desk

+81-3-5617-2362 (International Dial-in Number)
00801-855-942 (Toll-free)

Colt Service Desk

+81-3-5617-2362 (International Dial-in Number)
1-866-486-4540 (Toll-free: Mainland)
1-888-346-9110 (Toll-free: Hawaii)

MarketPrizm and PrizmNet only

+1 31 548 7388
+1 800 216 0048 (Toll-free)

3. Read our help guides

Visit our dedicated support community

Want to learn more about Colt Online, or are having trouble finding what you need? Try our Colt Online help site, where we answer many frequently asked questions, provide tutorials to help you manage your services, raise tickets, see planned works and manage your bills, with supporting videos.

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4. Find a local office

Contact one of our local offices

We operate offices across the world, to ensure we always deliver a local and consistent experience, and that we can provide you with experience and expertise specific to your market, wherever you are in the world.

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UK (London)

Colt Technology Services

Colt House, London, EC2A 3EH

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Austria (Vienna)

Colt Technology Services GmbH

Kärntner Ring 10-12, A-1010, Vienna

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Belgium (Brussels)

Colt Technology Services NV

Culliganlaan 2H, 1831, Diegem

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China (Shanghai)

Colt Technology Services (China) Co., Ltd. 科尚信息技术服务(上海)有限公司

Room 5136, Raffles City, No.268 Middle Xizang Road, Huangpu District, Shanghai 200001 (中国上海市黄浦区西藏中路268号来福士广场5136室)

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Denmark (Copenhagen)

Colt Technology Services A/S

Borgmester Christiansens Gade 55, 2450 Copenhagen SV

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France (Malakoff)

Colt Technology Services

23-27 Rue Pierre Valette, 92240 Malakoff, Cédex

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Germany (Frankfurt)

Colt Technology Services GmbH

Gervinusstrasse 18-22, 60322 Frankfurt am Main

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Hong Kong

Colt Technology Services Limited (formerly KVH Co., Ltd)

Suites 906-7, 9th Floor, Lincoln House, Taikoo Place, 979 King’s Road, Quarry Bay, Hong Kong

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India (Bangalore)

Colt Technology Services India Pvt. Ltd.

6th Floor, Wing 'B', Silver Oak, Manyata Embassy Business Park Nagavara, Outer Ring Road (Hebbal, Krishnarajapuram Section), Bangalore, 560 045

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India (Gurgaon)

Colt Technology Services India Pvt. Ltd.

DLF Down Town, Commercial Site Block 5, DLF City Phase 3 Rd, Sector 25A, Gurugram, Haryana, 122002

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Ireland (Dublin)

Colt Technology Services Ltd.

15-16 Docklands Innovation Park, East Wall Rd. Dublin, D03 DA06

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Italy (Milan)

Colt Technology Services S.p.A.

Viale Lancetti 23, 20158 Milan

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Japan (Osaka)

Colt Technology Services Co. Ltd. (formerly KVH Co., Ltd)

Midosuji Grand Tower Bldg 6F, 3-5-1 Bakuro-machi, Chuo-ku, Osaka, 541-0059

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Japan (Tokyo)

Colt Technology Services Co. Ltd. (formerly KVH Co., Ltd)

Izumi Garden Tower, 27F, 1-6-1, Roppongi, Minato-ku, Tokyo, 106-6027

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Netherlands (Amsterdam)

Colt Technology Services B.V.

Van der Madeweg 12-14a, 1114 AM Amsterdam-Duivendrecht, Postbus 94014, 1090 GA Amsterdam

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Portugal (Lisbon)

Colt Technology Services

Estrada da Outurela 118, Edificio B, 2790-114 Carnaxide

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Romania (Sibiu)

Colt Technology Services RO SRL.

Calea Dumbrăvii, nr. 50, 550324 Sibiu County

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Singapore

Colt Technology Services Pte. Ltd. (Formerly KVH Pte. Ltd.)

8 Temasek Boulevard, #17-01, Suntec Tower Three, Singapore 038988

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South Korea (Soeul)

Colt Technology Services Ltd.

16F, WeWork Yeouido Station, 83 Uisadang-daero, Yeongdeungpo-gu, Seoul 07325

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Spain (Barcelona)

Colt Technology Shared Service Centre Barcelona, S.L.U

World Trade Center Almeda Park, Plaça de la Pau s/n, Edificio 7 Planta 4, 08940 Cornellá de Llobregat (Barcelona).

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Spain (Madrid)

Colt Technology Services S.A.U.

C/ Telémaco 5, 28027 Madrid

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Sweden (Stockholm)

Colt Technology Services AB

Sveavägen 56, Box 3458, SE - 111 34, Stockholm, Sverige

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Switzerland (Zürich)

Colt Technology Services AG

Bahnhofplatz 1, 8001 Zürich

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USA (Jersey City)

Colt Internet US Corp

101 Hudson Street, 21st Floor, Jersey City, New Jersey, 07302, USA

4. For anything else

Other ways to contact us

There might be a number of other reasons that you wish to reach out to us. See here any of our other options that are available.

We know how to help grow your business. We believe winning business is about winning together and offering you the right support.

Become a partner >

For media and industry analyst enquiries, please contact our Head of PR, Anne Amlot:

+44 (0)7899 950 730
[email protected]

Find out more about how we collect your data, what we do with cookies, and how you can change your data consent preferences.

Data Privacy Hub >

If you have a complaint about any aspect of your service, please visit our dedicated complaints page, including for issues with spam calling.

Make a complaint >

Do you have a great story to tell about working with Colt? Join our customer reference programme and let others hear what you have to say about your success.

Share your story >

Our global teams are full of ambitious, driven people, putting the power of the digital universe in the hands of our customers, wherever, whenever and however they want.

Careers at Colt >

To make it really easy for you to do business with Colt. Colt Online has been developed to put you in control. With Colt Online the information you need about your Colt services is just a click away.

Can't find what you're looking for?

If none of the options we've given have helped you get to the right people, fill in our short support questionnaire and we'll give you the right team to contact.