Use Colt Online for the quickest way to get support. You can:
- Obtain service information and raise tickets for technical support
- Update billing details and raise account enquiries
- Track and manage orders
Alternative support options
Details on other ways to contact us can be found in the table below. Please ensure that you have the following information available:
- For existing incidents - your incident (ticket) number
- For technical enquiries - your circuit reference number, order number or service ID
- For invoice or order enquiries - your OCN (customer) number
* Services ordered in Asia are currently not available in Colt Online
General Data Protection Regulation (GDPR) Rights
Should you wish to exercise your GDPR rights relating to ticketing and invoicing, please select the relevant form below and once completed, raise a ticket in Colt Online attaching the form. You can track updates using your ticket reference in Colt Online.
For any other GDPR queries please contact gdpr@colt.net.
United Kingdom
Technical Support
0800 358 3999 / +44 207 862 6087
TechnicalSupport.UK@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
Australia
Asia service desk
+1 800 064 854
Asia-ServiceDesk@colt.net
Austria
Technical Support
0800 880 990 / + 43 1 253 07 02
TechnicalSupport.AT@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
Belgium
Technical Support
0800 507 01 / +32 2 790 16 29
TechnicalSupport.BE@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
China (North)
Asia service desk
+86 10 800 852 1053
Asia-ServiceDesk@colt.net
China (South)
Asia service desk
+86 10 800 152 1053
Asia-ServiceDesk@colt.net
Denmark
Technical Support
+ 45 70 71 25 99
TechnicalSupport.DK@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
France
Technical Support
0800 948 888 / +33 1 709 95 600
TechnicalSupport.FR@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
Germany
Technical Support
0800 182 2233 / +49 69 56606 9000
TechnicalSupport.DE@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
Hong Kong
Technical Customer Service
800 903 246 (Toll Free)
+81 3 5617 2342
Asia-ServiceDesk@colt.net
Billing and account enquiries
Asia-Invoice@colt.net
Indonesia
Asia service desk
+62 001 803 852 9359
Asia-ServiceDesk@colt.net
Ireland
Technical Support
1800 944 040 / +353 01 536 9312
TechnicalSupport.IE@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
Italy
Technology Customer Service
192 090 / +39 0289634895 (From abroad only)
TechnicalSupport.IT@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
Japan
Asia service desk
0120 525 135 (Toll Free) / +81 03 5617 2342
Asia-ServiceDesk@colt.net
Korea
Asia service desk
+82 00798 8521 9360
Asia-ServiceDesk@colt.net
Malaysia
Asia service desk
+60 1 800 805 988
Asia-ServiceDesk@colt.net
Netherlands
Technical Support
0800 265 8023 / +31 20 798 0000
TechnicalSupport.NL@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
New Zealand
Asia service desk
+64 0800 77 0037
Asia-ServiceDesk@colt.net
Portugal
Technical Support
808 780 222 / +35 1 211 202 795
TechnicalSupport.PT@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
Singapore
Asia service desk
+65 800 852 3528
Asia-ServiceDesk@colt.net
Spain
Technical Support
901 888400 / +34 91 7887520
TechnicalSupport.ES@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
Sweden
Technical Support
+46 8781 8383
TechnicalSupport.SE@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
Switzerland
Technical Support
0800 560 560 / +41 58 560 1720
TechnicalSupport.CH@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net
Taiwan
Asia service desk
+886 00801 855 942
Asia-ServiceDesk@colt.net
USA
Technical Support
+1 877 803 7917
TechnicalSupport.UK@colt.net
Billing and account enquiries
CustomerServiceEnquiries@colt.net