IN API Ordering and SIP Termination

Service provider solutions

Inbound Number services for wholesale solutions

Enterprises are currently facing new challenges: Customers and employees are distributed across multiple countries, which creates demand for improved collaboration to resolve issues in real time. Colt IN over SIP – wholesale IN services specifically addresses the needs of Service Providers looking for dial-in numbers for their call centres and conferencing services in Europe. These can now be ordered via APIs enabling near real time activation in Europe.

Key benefits

Find out more about our IN services

  • European standard

    Our comprehensive IN Services (cloud telephone systems) portfolio offers you Freephone, Shared Cost, Premium Rate and geographic numbers in 13 European countries.

  • Keep it simple and regulatory compliant

    With more than 20 years’ regulatory experience, and our award-winning network, we are the European partner of choice for business phone numbers.

  • Flexibility that meets your needs

    Choose the SIP interconnect option which fits your business requirements (Ethernet services, IP VPN with a guaranteed quality of service or public internet to connect your businesses worldwide).

  • Excellent service quality

    Get world-class connectivity based on our own carrier-grade network and access numbers. Numbers can now be ordered over your own APIs.

  • Your sole connectivity provider

    Stay focused on your business. Avoid complexity of contracting with multiple national operators and investing in local processes – with a unique, pan-European customer experience.

  • Experienced service providers

    We offer in-depth local regulatory expertise with over 20 years experience, meaning you can focus on what's important.

Find out more about IN wholesale services

Our SIP solutions are built in a modular way: If you have an existing Carrier VoIP connectivity with Colt already, you can simply utilise this interface and enable IN call collection in all of your target countries. With our reseller tools you can manage your business most efficiently and keep control. Our B2B interface Cocom provides you with twice-daily unrated CDRs to support your end-customer billing.

More about IN over carrier VoIP

  • Enterprises are currently facing new challenges: Customers
    and employees are distributed across multiple countries, which creates demand for improved collaboration to resolve issues in real time.

    Service providers can meet these customer needs e.g. by offering powerful conferencing or contact centre services to their multinational end customers – helping them to improve business efficiency.

  • Providing a scalable, trustworthy and cost-effective service is key to the success of multinational businesses. Service providers are facing multiple challenges due to their missing multi-country presence and local expertise.

    With more than 20 years of experience in Intelligent Network Services (IN Services), an in-depth local regulatory expertise and a pan-European carrier-grade network, Colt is the partner you can rely on.

  • With our IN over Carrier VoIP we specifically address the needs of our service providers, looking for dial-in numbers for their call centres and conferencing services. Our comprehensive IN Services portfolio includes Freephone, Shared Cost, Premium Rate and geographic numbers in 13 European countries.

    We collect your IN traffic and deliver it via a single VoIP connectivity onto your platform in a scalable and cost-efficient way – fully compliant with country-specific regulation

Our Customers

Find out more about IN over carrier VoIP

With more than 20 years’ regulatory experience, and our award-winning network, we are the European partner of choice for IN Services.

Find out more today.