VoIP.ms - VoIP.ms is a VoIP origination and termination tool.
Zoom - Equip your team with tools designed to collaborate, connect, and engage with teammates and customers, no matter where you’re located, all in one platform.
Google Voice - Google Voice gives you one number for all your phones, voicemail organized in an email format, free...
ClickMeeting - Collaborate with partners and clients using ClickMeeting professional web conferencing software. Try it now, FREE!
Loop Communications - Loop Communications provides hosted VoIP business phone systems to small businesses and mid-sized companies.
WebEx - Cisco WebEx Web Conferencing, Online Meetings, Desktop Sharing, Video Conferencing