XO Communications is one of the largest telecom company in USA 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 Communications provides powerful solutions that can meet your businesses most demanding needs.
Centurylink's OneFlex Integrated Access uses VoIP technology to provide dynamically allocated bandwidth between voice and data in real time and is designed to meet the single and multi-location businesses. It offers an IP-based solution that integrates local and long-distance voice with Internet access on the same circuit.