Roshan Selects Arbinet Corporation $40M (MarketCap) for International Voice Services

West Palm Beach, FL — May 24, 2010 / (http://www.myprgenie.com) — Arbinet Corporation is a leading provider of international voice and IP solutions to carriers and service providers globally. Today, it announced at the International Telecoms Week that Roshan, the leading GSM cellular service provider in Afghanistan, has contracted to utilize Arbinet’s thexchange marketplace to buy and sell international voice communications and PrivateExchange(SM) to facilitate direct interconnects between it and correspondent carriers and bi-lateral partners. Roshan is Afghanistan’s leading telecommunications provider, with coverage in over 230 cities and towns and approximately 3.6 million active subscribers.

Arbinet’s thexchange is an anonymou s marketplace where more than 1,100 carriers and service providers trade, route, manage, and settle voice traffic. It is the industry’s leading marketplace for buying and selling voice communications. By utilizing Arbinet’s thexchange, Roshan will be able to source high quality routes that allow it to provide its retail customers with cost-effective international voice services.

PrivateExchange is an easy to use, low-risk outsourcing approach that enables service providers to create virtual direct routes and aggregate existing interconnects. With PrivateExchange, Roshan can interconnect directly with bi-lateral partners over Arbinet’s network. Arbinet will manage routing, billing and settlements, and provide any necessary TDM or VoIP protocol conversions. It will allow Roshan and its corresponding service provider partners to negotiate pricing and volume commitments directly between themselves.

“We are very pleased with Roshan’s selection and utilization of our voice services,” states Dan Powdermaker, Arbinet’s Senior Vice President of Sales and Marketing. “With one interconnect, Roshan gains access to two unique International Voice Services. In an industry where most operators are looking for new efficiencies when delivering international voice services to their end-users, Arbinet’s PrivateExchange and thexchange services give Roshan high-quality voice access to carriers and service providers across the world with unmatched flexibility.”