Voice Communication for operators

ComBox, the leading wholesale service provider in Serbia and Slovenia, delivers fast, secure, and reliable voice, data and Internet solutions to global and domestic carriers, ISPs, cable operators, mobile operators and content providers. Wholesale customers can choose from a broad portfolio of carrier-class network solutions to meet you and your end-customer‘s business needs. From basic data and voice circuits to complex virtual private network and managed data center services, ComBox assembles the latest technologies within its extensive network to provide industry-leading end-customer solutions.



  • Easily expand your business through our global service coverage
  • Access to enterprise locations through an extensive metro network directly connected to key POPs and exchanges throughout the region
  • Reliable and scalable connectivity solutions backed by leading-edge technologies
  • Access to an unparalleled network of carriers
  • Fast and simple network interconnects
  • Full and proactive support in 24x7 Network Operations Centers (NOCs)