Google Voice - Google Voice gives you one number for all your phones, voicemail organized in an email format, free...
Aavaz.biz - Aavaz Telemarketing Software is created to serve small businesses design and launch efficient calling campaigns, free from the traditional barriers of expensive and technological complexity.
VoIP.ms - VoIP.ms is a VoIP origination and termination tool.
Aheeva - The Omnibrand, Omnichannel, Omnilocation Contact Center Solution
Mitel - Business Communications and Collaboration
EasyCall Cloud - EasyCall is call center system software easy and intuitive, the fully managed cloud solution for inbound and outbound calls of your contact and call center.