A Smart Choice for Telecommunications Solutions

XO Communications provides leading Voice over Internet Protocol (VoIP), Data & Internet, Network Transport, Managed Services, Hosting Services and Fixed Wireless Access to businesses, enterprises, government, and carrier & wholesale customers nationwide.

XO®

• More than 4,000 employees
• $1.48 billion in Revenue (2008)
• Headquartered in Herndon, VA

Customers

• Serves businesses, government, carrier and wholesale customers nationwide
• More than 90,000 customers, including:
• 50% of the Fortune 500
• Federal, state and local governments; regulatory agencies; and educational organizations
• 13 0f the world’s 25 largest telecommunications companies
• The five largest U.S. wireless companies
• The five largest U.S. cable companies
• 2 of the 5 most popular search engine companies.

Network Assets

• Approximately 1 million miles of metro fiber
• An 18,000-route mile nationwide inter-city network
• Nearly 1,000 central office collocations
• More than 3,000 fiber-fed buildings on net
• Fully peered T1 IP network with more than 100 private and public peering relationships
• 28-31 Ghz spectrum in 75 markets

Ticker Symbol

• OTC: XOHO

Awards

	XO Communications recognized by Frost & Sullivan as an Emerging Company of the Year. Honored for MPLS IP-VPN Strengths and Early Investments to Expand Nationwide Ethernet Coverage
	XO Anywhere unified communications named 2008 Product of the Year by Technology Marketing Corporation (TMC) INTERNET TELEPHONY magazine
	Winner, 2008 Telephony Innovation Award for Most Innovative Fixed Mobile Convergence Service, XO Anywhere
	XO named among top 10 service providers on the cutting edge in 2008 by FierceTelecom
	XO Ranks #27 on 2008 InformationWeek 500
	XO Ranked in Phone+ Top 50 Channel Program, 2008
	Winner, NXTComm Eos Award for Best Backbone/Core Network, 2007
	ATLANTIC-ACM, Best-in-Class Wholesale Carrier Awards for Best Representatives, Billing, Voice Product Price and Data Product Price, 2008
	CISCO IP Innovator of the Year at Comptel Plus 2008 Spring Expo
	ATLANTIC-ACM, Best-in-Class Wholesale Awards for Best Wholesale VoIP and Integrated Access/PRI Services, 2007
	ATLANTIC-ACM, Best-in-Class Wholesale Excellence Awards for Data Services and Quality of Sales Force, 2007
	Telecom Association, Members Choice Award for VoIP Services, Top VoIP Service Provider for Partner Community, 2007
	Internet Telephony 2007 Product of the Year Award for XO SIP
	Finalist, Metro Ethernet Forum Carrier Ethernet Service Provider of the Year, 2007
	Telephony, Telephony Award for Innovative Service for Small to Medium Businesses, 2007
	Light Reading, Finalist for North American Ethernet Service Provider of the Year for Innovation, 2007
	Light Reading, Leading Lights Award Finalist for Best New Service – High Speed DIA with Ethernet over Copper, 2007
	Internet Telephony, Excelence Award for XOptions Flex, 2005