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Virtual PBX small business phone system: The hosted PBX with Fortune 500 features and low up-front costs now offers business VoIP

EarthLink, Inc. (NASDAQ: ELNK) is a leading IT services and communications provider to more than 150,000 businesses and one million consumers nationwide. EarthLink empowers customers with managed services including cloud com...

An online computer dictionary and internet search engine for internet terms and technical support.

Broadvox provides SIP Trunking solutions for businesses with existing IP PBX installations as well as those that are seeking to establish a platform for Voice over Internet Protocol (VoIP) communications over their existing legacy TDM system.

XO Communications provides cutting edge Business Telecommunications technology. Learn more about Business Telecommunications from XO Communications.

The Award Winning Business Phone Service over the Internet. OnSIP business VoIP service is a hosted pbx system that allows you to streamline your business communications. There’s no phone company hassle, no phone system to buy or manage, no contracts

BroadSoft

AireSpring offers next-generation Integrated, SIP Trunking, Cloud Hosted IP PBX, Voice, Data, MPLS Mesh and Conferencing products at cost-effective rates

Windstream Business is a leading provider of IP-based voice and data, MPLS networking, data center, cloud computing and managed hosting services and systems.

Business VoIP solutions from Momentum are uniquely designed to fit the needs of your small business.

Hosted PBX and Business VoIP phone service, for companies of all sizes. Virtual PBX including voicemail to email, Find-me, follow-me, virtual numbers, free long distance, and much more.