call service
  • Require further details about Colt’s services and products? 
  • Is it feasible to reach customer service by phone? 
  • Wish to contact technical support to report a technical issue? 
  • How to make a complaint to Colt? 

The information compiled on this page will assist you in easily getting in touch with the officials of this telecommunication company. 

Introduction of the Company and its Products

COLT (City of London Telecommunications) is a telecommunication company founded by the entrepreneur Jim Hynes in the early 90s. It is one of the pioneers in the field of software-defined networks (SDN) and network function virtualization (NFV). 

The company provides world-class network and voice connectivity to businesses in many countries across Europe, Asia, and the United States. Overall, it has more than 50 offices worldwide with over 29,000 connected buildings. 

With a common platform and technology, the company is well positioned to help its clients address the challenges of digital transformation and focus on their core business. 

Among the flagship products of the company, we can mention: 

  • Optical Fiber ; 
  • Ethernet services ; 
  • Internet Access, VPN & SD WAN ; 
  • Voice Services ; 
  • Cybersecurity ; 
  • Cloud & DC connectivity ; 
  • On Demand Services empower businesses ; 
  • Capital Markets

Various means to contact Colt 

Trouver Numéro en Suisse | Comment contacter Colt ?

There are several reasons that may lead clients to get in touch with the officials. If it is for a simple information request, it is advisable to directly check the company’s website. Indeed, you will find online a lot of detailed information about network and voice connectivity. 

However, if you have a specific request, the assistance of a customer advisor will be beneficial to you. 

Using Colt Online 

To help clients easily find an answer to their inquiries, the company has implemented a Colt Online application. It is easier to obtain assistance and carry out numerous operations. For example: check your Colt connectivity, track the progress of your orders, view and download your invoices, consult your service inventory… Note that this mobile application is available on Google Play Store and onApp Store

Getting in Touch with Colt by Phone

If you encounter problems or other technical difficulties, feel free to contact the dedicated support teams directly: 

  • Technical Support: +0800 560 560 /  +41 58 560 1720
  • Technical Support for MarketPrizm and PrizmNet only : +44(0)20 3481 9900/ +44(0)800 358 1879 (Toll-free)

It’s worth mentioning that these phone lines are reachable at any time: 24/7. 

Other Useful Contact Information

You can also chat with an assistant online on the company’s website. Simply click on the conversation bubble at the bottom of the homepage. For complaints, visit this page to find all the necessary contact details. 

Colt on Social Media 

Make sure to stay updated on the latest news from this telecommunications company on social media: 

  • LinkedIn:
  • Twitter :
  • YouTube :
  • Facebook :
  • Instagram :


Laisser un commentaire

Votre adresse e-mail ne sera pas publiée. Les champs obligatoires sont indiqués avec *

Trouver Numéro en Suisse