RingCentral - RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies
Zoho Meeting - Free video conferencing, online meeting, desktop sharing solution from Zoho.
Google Voice - Google Voice gives you one number for all your phones, voicemail organized in an email format, free...
Airtime - Hang out with group video, share music & videos
Phonebooth - Phonebooth is one of the leading voip providers, providing phone systems & phone service for small businesses.
Voxox CloudPhone - Get a local or toll-free business number that automatically answers, routes and transfers calls, plus other professional business phone services.