www.WirelessFederation.com/news: Mobile TeleSystems (MTS), Russia’s largest mobile operator will use iBasis, a KPN affiliate Premium Voice service to complete international calls for its customers. Through this interconnection, MTS joins
more than 1,000 carrier customers from all segments of telecom that use iBasis for all or part of their international voice service.

The premium voice will provide MTS with very high quality worldwide voice termination through a single connection to the iBasis global network. The transfer of Caller Line Identifier (CLI) to mobile and fixed destinations is also guaranteed along with international roaming support worldwide.

Currently, Eastern Europe and Central Asia are rapidly growing region for mobile telecommunications services and with mobile service penetration exceeding 125% and annual growth rate of 14.5 percent, Russia is the fourth largest mobile telecommunications market in the world. The interconnection with iBasis will strengthen Russia’s position in the year to come.

At present, MTS is a leading provider of mobile communications in Russia, Ukraine, Uzbekistan, Turkmenistan, Armenia and Belarus and has 96 million mobile customers and annual revenue of $10 billion.