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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
  • New: Services contracted in Japan, Singapore, Hong Kong and South Korea can now be managed with Colt online. Features include; checking planned works, raising tickets, viewing orders and viewing invoices.

 


Alternative support options

Details on other ways to contact us can be found in each country from the list. 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

Asia service desk
+1 800 064 854 (Toll free) / +81 3 5617 2342 (Direct)
Asia-ServiceDesk@colt.net

Billing and account enquiries
Asia-Invoice@colt.net

Colt Online enquires
Asia-Coltonline@colt.net

Asia service desk
+86 10 800 852 1053 (Toll free) / +81 3 5617 2342 (Direct)
Asia-ServiceDesk@colt.net

Billing and account enquiries
Asia-Invoice@colt.net

Colt Online enquires
Asia-Coltonline@colt.net

Asia service desk
+86 10 800 152 1053 (Toll free) / +81 3 5617 2342 (Direct)
Asia-ServiceDesk@colt.net

Billing and account enquiries
Asia-Invoice@colt.net

Colt Online enquires
Asia-Coltonline@colt.net

Technical Customer Service
800 903 246 (Toll free) / +81 3 5617 2342 (Direct)
Asia-ServiceDesk@colt.net

Billing and account enquiries
Asia-Invoice@colt.net

Colt Online enquires
Asia-Coltonline@colt.net

Asia service desk
+62 001 803 852 9359(Toll free) /+81 3 5617 2342 (Direct)
Asia-ServiceDesk@colt.net

Billing and account enquiries
Asia-Invoice@colt.net

Colt Online enquires
Asia-Coltonline@colt.net

Technology Customer Service
192 090 / +39 0289634895 (From abroad only)
TechnicalSupport.IT@colt.net

Billing and account enquiries
CustomerServiceEnquiries@colt.net

Asia service desk
0120 525 135 (Toll free) / +81 03 5617 2342 (Direct)
Asia-ServiceDesk@colt.net

Billing and account enquiries
Asia-Invoice@colt.net

Colt Online enquires
Asia-Coltonline@colt.net

Asia service desk
+82 00798 8521 9360 (Toll free) / +81 3 5617 2342 (Direct)
Asia-ServiceDesk@colt.net

Billing and account enquiries
Asia-Invoice@colt.net

Colt Online enquires
Asia-Coltonline@colt.net

Asia service desk
+60 1 800 805 988(Toll free) / +81 3 5617 2342 (Direct)
Asia-ServiceDesk@colt.net

Billing and account enquiries
Asia-Invoice@colt.net

Colt Online enquires
Asia-Coltonline@colt.net

Asia service desk
+64 0800 77 0037(Toll free) /+81 3 5617 2342 (Direct)
Asia-ServiceDesk@colt.net

Billing and account enquiries
Asia-Invoice@colt.net

Colt Online enquires
Asia-Coltonline@colt.net

Asia service desk
+65 800 852 3528 (Toll free) / +81 3 5617 2342 (Direct)
Asia-ServiceDesk@colt.net

Billing and account enquiries
Asia-Invoice@colt.net

Colt Online enquires
Asia-Coltonline@colt.net

Asia service desk
+886 00801 855 942 (Toll free) / +81 3 5617 2342 (Direct)
Asia-ServiceDesk@colt.net

Billing and account enquiries
Asia-Invoice@colt.net

Colt Online enquires
Asia-Coltonline@colt.net

Technical Support
+1 646 517 8398 / +1 877 803 7917 (Toll Free)
TechnicalSupport.UK@colt.net

Billing and account enquiries
CustomerServiceEnquiries@colt.net