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for headquarter and branches

  • In-Country Termination
  • Emergency & Service numbers
  • Geographic telephone numbers
  • Number Portability free of charge
  • Top quality

SIP trunking for your headquarter and branches

Full PSTN replacement in Europe, South America, USA and Asia

International Landline and 0800 Service numbers

Connect your headquarter and branches national and international to your IP-PBX and use our SIP trunking to make free calls between headquarter and the branches and benefits from cheap rates to other destiantion. Your branches are connected to the national public telephone network (PSTN).

Your branches getting local telephone numbers and a full in-country termination. For your branches, you can order individual telephone numbers or whole number blocks of 10, 100, or more numbers.

Guaranteed Quality

Your calls will be terminated in-country with guaranteed high quality local carriers to give you low delay and best quality.


Global Infrastructure

Our PoPs, located in 6 regions across 5 continents ensure that you experience low latency and high voice quality.

High Availability

With a geo redundant infrastructure across multiple geographies and local carrier connections across countries, we promise a 100% up-time.

Carrier Interconnect

With the connection to leading Tier 1 carriers such as Colt, DTAG, Telefónica, BT we can guarantee quality, security and global connectivity.

Monitoring 24/7

Continuous performance monitoring facilities are the great features of Virtual-Call carrier service. It ensures the quality of service as well as customer satisfaction at all time.


Secure Connectivity

Continuous performance monitoring are the outstanding features of the Virtual-Call SIP trunk service. It guarantees service quality, availability and thus customer satisfaction.
SIP Trunking in which countreis I can get it?

SIP trunking

in which countries I can get it?

We currently provide SIP-Trunks in the countries below. We are constantly expanding continuously to other countries. For all SIP-Trunks, the calls are terminated in-country in the respective countries in top quality.

With our SIP trunking you get 1 connection, 1 invoice and only one contact for all countries. No multiple contracts, support, or technical requierements.

SIP trunking available in the following countries

(Continually expanded to include additional countries)


Austria Austria Germany Germany
Switzerland Switzerland Spain Spain
United Kingdom United Kingdom  

South America

Argentina Argentina Brazil Brazil

North America and Asia

Australia Australia USA USA

What I get with the SIP-Trunk?

you get a full PSTN replacement

With SIP trunking you connect your IP-PBX to the public telphone network with a national in-country termination and benefits from free calling between your headquarter and branches. Connect all your headquater and branches with 1 connection to your IP-PBX and reduce the complexity of administration and technical connection.

  • In-Country Termination
  • Emergency & Service numbers
  • Geographic telephone numbers
  • 0800 Service numbers
  • Top quality
  • Number Portability free of charge

Why SIP-Trunk from Virtual-Call?

the different to other providers

With our SIP trunking, Virtual-Call gives you the option of connecting all of your headquarters and branches in many countries with your IP-PBX in with just a single interconnection.

100% availability and quality

Calls are routed nationally in the respective countries via stable and highly secure geo-redundant SIP clusters, therefore short latency and top voice quality and monitoring around the clock (24/7).

No expensive investments, contracts

You do not need multiple contracts with several telephone providers per country, only one technical contact, only 1 invoice.

Easily expandable and connect to other countries

Expand to other countries with new branches and connect them to your IP-PBX via one connection, one contract.

High savings potential

Cost savings of up to 70% and simplification of administration and administration of your headquarters and all your branches with one connection.

Virtual PBX the telephone system from the cloud and SIP trunking with dynamic channels

Benefit from our SIP trunking

If you have branches abroad and would like to simplify administration and benefit from high savings, then contact us and request a quote now.

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