With our physically distributed, multi-redundant infrastructure we are connected to the key local and regional data exchange centers. We manage close to 50 million minutes of voice services per month in outstanding quality with SLA exceeding industry level.

We maintain direct interconnection with all the leading telecommunication operators and mobile companies in the region. Through our reliable and secure platform you can launch your services on the spot immediately and engage with your customers at a competitive cost.

With our Calgo Contact Center as a Service solution in your portfolio you can broaden your services towards customer service centers, call centers or telemarketing companies.

Contact Center as a Service

Calgo CCaaS is a professional contact center solution for managing customer interactions in a transparent and controlled way. It is a secure and easy-to-use software to enhance your customer experience and reduce operational costs.

Telco Voice Services

We have more than 15 years' experience of successfully implemented traditional voice, VoIP and Unified Communications (UC) projects across Europe, especially in the CEE region. By choosing our wholesale voice services your calls will be in safe hands.

Contact Center as a Service

Calgo CCaaS enables smooth operations by real-time control and editable reports. All your recorded data are backed up safely in the cloud. Calgo CCaaS can boost agents’ efficiency by 50% and improves customer experience with seamless interactions ensured by an SLA above the industry standard.

Supporting all your activities:

  • Customer service, Customer care
  • Hotlines and assistance lines
  • Telesales, telemarketing
  • Lead generation
  • Polls, market research, surveys
  • Claims management
  • Customer database building
  • and many more…

Telco Voice Services

We offer a full inbound and outbound service at the highest level of voice security. Reduce your costs and let us be your single point of contact for managing your contracts, billing and administration.

Call Termination

We provide wholesale VoIP termination around the globe through SIP interconnections with leading telecommunication carriers. We terminate large quantities of wholesale call traffic, specialized to the CEE region. Our routing engine provides excellent quality-cost balanced SIP termination supported by our Network Operation Centers in 24/7/365.

Direct Inward Dialing

With our DID services, you will be able to receive unlimited calls, no matter where your office is located on the planet. We provide geographical numbers, toll free numbers, international premium rate numbers in more than 50 countries. Call forwarding, call waiting or voicemail? You can forget about complicated contracts, activation costs or line rental. Enhance your company image with local numbers proving the presence of your business.

SMS Termination

SMS termination is gaining momentum in CRM and becoming a key technology in the voice portfolio. Having all the major regional mobile operators in our network, we provide SMS wholesale services at competitive rates. You don’t have to bother about infrastructure, soft-switch or billing system either, because your services will run on our locally based systems. We both offer A2P and P2P termination connecting via HTTP and SMPP.

SIP Trunking

Looking for a partner to launch your voice services abroad?
Here is how we can help you in Hungary and in Central Eastern Europe.

Instead of establishing a new telco entity from scratch in a foreign legal environment, you'd better connect with a reliable local partner. UHU Systems has all the interconnections, regulatory experience and infrastructure you need, right on the spot.

We provide full in-country service to connect and support
your customers here in Hungary and the region.

What we offer

Regulatory Compliance
Ready-to-use Infrastructure
Scalable System
Security by Design
Highest Voice Quality
Minimized Operational Costs
Number porting readily available
Emergency calls and short codes

How to pick your local provider?

Our Main Clients

Being active in 40+ countries we are interconnecting 100+ domestic and international networks worldwide.

TATA Communications
Wizz Air

Ask Our Experts

How can we help you? Our colleagues are waiting for your message.

Ferenc Bimbó - Carrier Relations Manager

Ferenc Bimbó

Carrier Relations Manager
+36 70 370 5218
Balázs Pozsár - Chief Executive Officer

Balázs Pozsár

Chief Executive Officer

Want to launch your local services immediately?

We are hiring!

We are currently accepting applications for multiple exciting positions in our Budapest office.

Learn More →