Reduce your outbound phone costs

Start saving money

Higher reach and lower costs with CM's SIP Trunk

Reduce costs on your local and worldwide outbound voice traffic with our reliable and high-quality SIP Trunk connection. We offer competitive and transparent call rates without setup costs. No need to pay per minute, you'll pay your calls per second.

Your worldwide traffic is terminated only by the best quality routes. Our advanced routing techniques ensure the quality while we offer the best prices for your calls.

A SIP Trunk subscription is all you need for outbound calls. Next to that, CM offers inbound services so you are available always and everywhere. This includes local numbers (DDI’s), portation of existing numbers, service numbers or 0900 premium numbers (only available in the Netherlands and Belgium).

  1. Easy to connect
    Connect your telephony system to CM’s Voice Platform via internet. No need for complex infrastructures, as an IP ready telephony system is all you need. Clear technical documentation is available.
  2. Unlimited capacity
    No extra costs for additional channels; you can use our service capacity without limitations.
  3. 24/7 Support
    Our Network Operations Centre is available 24/7 and our Customer Success Team is here to support you in configuring your service and monitoring your traffic.

Pricing for SIP Trunk via CM

With CM’s SIP Trunk connection, you can manage your outbound and inbound traffic
and save up to 35% on your current telephony costs.


85 /month
  • DDI service*
  • € 5 / concurrent inbound channel
  • Service & premium number on request


225 /month


425 /month

How others use SIP Trunking

Call Centres

Calling is your core business. Whether it is telemarketing, market research or customer service. You get tools that are flexible, simple to use and scalable on demand.

Tech Firms

Connect to the powerful CM SIP Trunk so you and your customers will work more efficiently and you'll process more calls at lower costs.


Whether you are looking to route all your international Voice traffic, extending to new destinations or looking for cost efficient back-up. We deliver the best solutions for global outbound calling.

How to get started with SIP?

  1. Receive customized offer

  2. Configure your system & IP addresses

  3. Start reducing costs

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