Google Voice - Google Voice gives you one number for all your phones, voicemail organized in an email format, free...
Freeje - Connect with your clients everywhere with the help of Freeje. We are offering virtual phone numbers, SMS numbers, fax numbers, toll-free numbers, virtual SIM cards for your profession and private phone calls.
Mitel - Business Communications and Collaboration
Convoso - Call center solution to covert leads faster
Phonebooth - Phonebooth is one of the leading voip providers, providing phone systems & phone service for small businesses.
TollFreeForwarding - TollFreeForwarding offers hosted PBX, call forwarding and IVR solutions.