What are some alternatives?
When comparing TollFreeForwarding and Eir SIP Voice, you can also consider the following products
Virtual Phone - Get Your New International Toll Free Number
Phonebooth - Phonebooth is one of the leading voip providers, providing phone systems & phone service for small businesses.
SendMyCall - We offer virtual and toll free numbers in more than 65 countries and providing innovative, cost-effective solutions. Increase your Business presence worldwide - Contact Us!
Google Voice - Google Voice gives you one number for all your phones, voicemail organized in an email format, free...
AVOXI - AVOXI to deliver amazing call quality & an exceptional customer service experience.
VoIP.ms - VoIP.ms is a VoIP origination and termination tool.