XO Communications Named Best Wholesale VoIP Provider

XO Communications announced it has received the 2006 Wholesale Carrier Excellence Award for best wholesale voice over IP (VoIP) service provider from ATLANTIC-ACM, a Boston-based telecommunications research consultancy.

The award is based on the results of ATLANTIC-ACM's 2006 Global Wholesale Carrier Report Card, which evaluated the performance in key delivery areas of wholesale communications service providers from ratings by their resale customers.

"We're very pleased that XO has been recognized by the service provider community as the best wholesale VoIP provider," said Ernie Ortega, president of XO Carrier Services. "This award is a testament to the quality and reliability of our IP network and our ongoing commitment to be the best partner for our customers in terms of innovative solutions and support."

XO is a leading provider of wholesale services to carriers, cable companies, content providers, Internet service providers, and wireless operators. XO provides complete end-to-end solutions over its advanced, nationwide fiber optic network, including IP services, inter-city and metro transport services, VoIP origination, VoIP termination, and wholesale local and long distance voice services.

Boston-based ATLANTIC-ACM (www.atlantic-acm.com) is a leading provider of strategic research and consulting services serving the telecommunications and information industries. The company assists clients in evaluating telecommunications opportunities for successful investment, market entry and long-term planning.

XO Communications, a subsidiary of XO Holdings, Inc. (www.xo.com), is a leading provider of national and local telecommunications services to businesses, large enterprises and communications service providers. XO offers a complete portfolio of services, including local and long distance voice, dedicated Internet access, private networking, data transport, and Web hosting services as well as bundled voice and Internet solutions. XO provides these services over an advanced, nationwide facilities-based IP network and serves 75 metropolitan markets across the United States.