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

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

Intermedia: The top-selling hosted Exchange service — and the only source for hosted Exchange 2010. Free migration from Exchange 2003/2007. 25 GB ma...

ShoreTel Sky provides hosted VoIP phone systems and applications with an experience that businesses love.

The Award Winning Business Phone Service over the Internet. OnSIP business VoIP service is a hosted pbx system that allows you to streamline your busi...

Business VoIP from Vocalocity® is the most reliable no-contract cloud VoIP phone service for small businesses in the U.S. and Canada.

BroadSoft

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

8x8, Inc. (Packet8) offers VoIP business phone service to small and medium sized business.

Hosted PBX Guide is a place to learn about hosted PBX features and providers.

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