CONTACT US
Here's how to get help

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 >

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 >

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 >

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 >

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.

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
Technical Support
Technical Support
Technical Support
+192 090
+39 0289634895(From abroad only)
Technical Support
Technical Support
Technical Support
Technical Support
Technical Support
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)
10800714926 (Mandarin & Japanese)
Colt Asia Service Desk
+81-3-5617-2362 (International Dial-in Number)
10-800-152-1053 (Toll-free)
108001402937 (Mandarin & Japanese)
Colt Asia Service Desk
+81-3-5617-2362 (International Dial-in Number)
800-903-246 (Toll-free)
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)
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)
+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)
+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.

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.

UK (London)
Colt Technology Services

Austria (Vienna)
Colt Technology Services GmbH

Belgium (Brussels)
Colt Technology Services NV

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

Denmark (Copenhagen)
Colt Technology Services A/S

France (Malakoff)
Colt Technology Services

Germany (Frankfurt)
Colt Technology Services GmbH

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

India (Bangalore)
Colt Technology Services India Pvt. Ltd.

India (Gurgaon)
Colt Technology Services India Pvt. Ltd.

Ireland (Dublin)
Colt Technology Services Ltd.

Italy (Milan)
Colt Technology Services S.p.A.

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

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

Netherlands (Amsterdam)
Colt Technology Services B.V.

Portugal (Lisbon)
Colt Technology Services

Romania (Sibiu)
Colt Technology Services RO SRL.

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

South Korea (Soeul)
Colt Technology Services Ltd.

Spain (Barcelona)
Colt Technology Shared Service Centre Barcelona, S.L.U

Spain (Madrid)
Colt Technology Services S.A.U.

Sweden (Stockholm)
Colt Technology Services AB

Switzerland (Zürich)
Colt Technology Services AG

USA (Jersey City)
Colt Internet US Corp
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.
For media and industry analyst enquiries, please contact our Head of PR, Anne Amlot:
Find out more about how we collect your data, what we do with cookies, and how you can change your data consent preferences.
If you have a complaint about any aspect of your service, please visit our dedicated complaints page, including for issues with spam calling.
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.
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.
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.