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.
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.
3. read our help guides
We've built a dedicated documentation site to assist you with all things Colt. Use our new AI search to get the best answers.
4. Find a local office
We've got offices all around the world to give you a fully local experience, wherever you are in the world.
5. For anything else
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.
Your one stop customer portal
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 designed to put you in control.
Find the right support 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.
United Kingdom
Technical Support
Phone: 0800 358 3999 (Toll-free) or 0207 862 6087 (Direct)
Email: TechnicalSupportUK@colt.net
MarketPrizm + PrizmNet
Phone +44 (0)800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Austria
Technical Support
Phone: +43 1 253 07 02 (Direct)
Email: TechnicalSupportAT@colt.net
MarketPrizm + PrizmNet
Phone: +44 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Belgium
Technical Support
Phone: +32 2 790 16 29 (Direct)
Email: TechnicalSupportBE@colt.net
MarketPrizm + PrizmNet
Phone: +44 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Denmark
Technical Support
Phone: +45 70 71 25 99 (Toll-free)
Email: TechnicalSupportDK@colt.net
MarketPrizm + PrizmNet
Phone: +44 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
France
Technical Support
Phone: +33 1 709 95 600
email: TechnicalSupportFR@colt.net
MarketPrizm + PrizmNet
Phone: +44 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Germany
Technical Support
Phone: +49 69 56606 9000
Email: TechnicalSupportDE@colt.net
MarketPrizm + PrizmNet
Phone: +44 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Ireland
Technical Support
Phone: +1800 944 040 or +353 1 536 9312
Email: TechnicalSupportIE@colt.net
MarketPrizm + PrizmNet
Phone: +44 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Italy
Technical Support
Phone: +192 090 (Local) or +39 02896349895 (From abroad only)
Email: TechnicalSupportIT@colt.net
MarketPrizm + PrizmNet
Phone: +44 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Netherlands
Technical Support
Phone: +31 20 798 0000
Email: TechnicalSupportNL@colt.net
MarketPrizm + PrizmNet
Phone: +44 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Portugal
Technical Support
Phone: +35 1 211 202 795
Email: TechnicalSupportPT@colt.net
MarketPrizm + PrizmNet
Phone: +44 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Spain
Technical Support
Phone: +34 91 7887520
Email: TechnicalSupportES@colt.net
MarketPrizm + PrizmNet
Phone: +44 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Sweden
Technical Support
Phone: +46 (0) 8781 8383
Email: TechnicalSupportSE@colt.net
MarketPrizm + PrizmNet
Phone: +44 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Switzerland
Technical Support
Phone: +41 58 560 1720
Email: TechnicalSupportCH@colt.net
MarketPrizm + PrizmNet
Phone: +44 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Australia
Asia Service Desk
Phone: +81 3 5617 2362 (International Dial-In), 1-800-0640854 (Toll-free)
Email: Asia-ServiceDesk@colt.net
MarketPrizm and PrizmNet
Phone: +44 (0) 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Asia Customer Relationship Management
Email: AsiaCustomerServiceEnquiries@colt.net
Colt Online Enquiries
Email: Asia-Coltonline@colt.net
Billing Service Enquiries
Email: Asia-Invoice@colt.net
China
Asia Service Desk
Phone: +81 3 5617 2362 (International Dial-in), 10-800-852-1053 (Toll-free)
Email: Asia-ServiceDesk@colt.net
MarketPrizm and PrizmNet
Phone: +44 (0) 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Asia Customer Relationship Management
Email: AsiaCustomerServiceEnquiries@colt.net
Colt Online Enquiries
Email: Asia-Coltonline@colt.net
Billing Service Enquiries
Email: Asia-Invoice@colt.net
Hong Kong
Asia Service Desk
Phone: +81 3 5617 2362 (International Dial-in), 800 903 246 (Toll-free)
Email: Asia-ServiceDesk@colt.net
Market Prizm + PrizmNet
Phone: +85 2302 86682 (Mandarin + Japanese)
Email: Capital-markets.support@colt.net
Asia Customer Relationship Management
Email: AsiaCustomerServiceEnquiries@colt.net
Colt Online Enquiries
Email: Asia-Coltonline@colt.net
Billing Service Enquiries
Email: Asia-Invoice@colt.net
Indonesia
Asia Service Desk
Phone: +81 3 5617 2362 (International Dial-in), 001 803 852 9359 (Toll-free)
Email: Asia-ServiceDesk@colt.net
Market Prizm + PrizmNet
Phone: +85 2302 86682 (Mandarin + Japanese)
Email: Capital-markets.support@colt.net
Asia Customer Relationship Management
Email: AsiaCustomerServiceEnquiries@colt.net
Colt Online Enquiries
Email: Asia-Coltonline@colt.net
Billing Service Enquiries
Email: Asia-Invoice@colt.net
Japan
Asia Service Desk
Phone: +81 3 5617 2362 (International Dial-in), 0120 525 135 (Toll-free)
Email: Asia-ServiceDesk@colt.net
Market Prizm + PrizmNet
Phone: +85 2302 86682
Email: Capital-markets.support@colt.net
Asia Customer Relationship Management
Email: AsiaCustomerServiceEnquiries@colt.net
Colt Online Enquiries
Email: Asia-Coltonline@colt.net
Billing Service Enquiries
Email: Asia-Invoice@colt.net
Malaysia
Asia Service Desk
Phone: +81 35617 2362 (International Dial-in), 1-800-805-988 (Toll-free)
Email: Asia-ServiceDesk@colt.net
Market Prizm + PrizmNet
Phone: +44(0)800 358 1879
Email: Capital-markets.support@colt.net
Asia Customer Relationship Management
Email: AsiaCustomerServiceEnquiries@colt.net
Colt Online Enquiries
Email: Asia-Coltonline@colt.net
Billing Service Enquiries
Email: Asia-Invoice@colt.net
New Zealand
Asia Service Desk
Phone: +81 3 5617 2362 (International Dial-in), 0800 77 0037 (Toll-free)
Email: Asia-ServiceDesk@colt.net
MarketPrizm and PrizmNet
Phone: +44 (0) 800 358 1879 (Toll-free)
Email: Capital-markets.support@colt.net
Asia Customer Relationship Management
Email: AsiaCustomerServiceEnquiries@colt.net
Colt Online Enquiries
Email: Asia-Coltonline@colt.net
Billing Service Enquiries
Email: Asia-Invoice@colt.net
Singapore
Asia Service Desk
Phone: +81 3 5617 2362 (International Dial-in), 800-852-2528 (Toll-free)
Email: Asia-ServiceDesk@colt.net
MarketPrizm and Prizmnet
Phone: +65 8008526865 (Toll-free)Email: Capital-markets.support@colt.net
Asia Customer Relationship Management
Email: AsiaCustomerServiceEnquiries@colt.net
Colt Online Enquires
Email: Asia-Coltonline@colt.net
Asia Billing Service Enquiries
Email: Asia-Invoice@colt.net.net
South Korea
Asia Service Desk
Phone: +81 3 5617 2362 (International Dial-in), 00798 8521 9360 (Toll-free)
Email: Asia-ServiceDesk@colt.net
MarketPrizm and Prizmnet
Phone: +65 8008526865 (Toll-free)Email: Capital-markets.support@colt.net
Asia Customer Relationship Management
Email: AsiaCustomerServiceEnquiries@colt.net
Colt Online Enquires
Email: Asia-Coltonline@colt.net
Asia Billing Service Enquiries
Email: Asia-Invoice@colt.net.net
Taiwan
Asia Service Desk
Phone: +81 3 5617 2362 (International Dial-in), 00801 855 942 (Toll-free)
Email: Asia-ServiceDesk@colt.net
MarketPrizm and Prizmnet
Phone: +65 8008526865 (Toll-free)Email: Capital-markets.support@colt.net
Asia Customer Relationship Management
Email: AsiaCustomerServiceEnquiries@colt.net
Colt Online Enquires
Email: Asia-Coltonline@colt.net
Asia Billing Service Enquiries
Email: Asia-Invoice@colt.net.net
United States
Technical Support
Phone: +81 3 5617 2362 (International Dial-in), 1-866-486-4540 (Toll-free: mainland), 1-888-346-9110 (Toll-free: Hawaii)
Email: TechnicalSupport.UK@colt.net
MarketPrizm and PrizmNet
Phone: +1 800 216 0048 (Toll-free)
Email: Capital-markets.support@colt.net
Billing, Account + Order Enqueries
Phone: +1 646 517 8398
Email:
The extraordinary everyday.
By tackling the complexities and frustrations of the everyday, we take away the grind - making room for the extraordinary.
