Peer to peer internet voice service. Mac, Windows and Linux versions available. Users may call landlines and cellphones for a fee; users may call each other for free. - Read more

Web-activated VOIP calls between two landline or mobile phones. Paid service to connect to non-registered users, free between 2 registered users. - Read more

Provides voice over internet local dial-tone service. No PC required. Uses analog telephone with broadband telephone adapter. - Read more

VoIP provider offers full feature set with voice mail, caller ID, etc. Requires supplied broadband phone adapter. - Read more

New Dehli, India-based B2B VoIP Solutions provider offering postpaid/prepaid calling card billing, origination/termination billing, Softphone, Softswitch and hardware. - Read more

Business VoIP provides answering, call routing; manages e-mail messages, fax, and voice-mail. - Read more

A communications infrastructure provider includes IP systems, services, softswitches, and phones. - Read more

Offering prepaid and subscription services as well as IP telephony hardware for use with Asterisk and SIP providers. - Read more

A full featured VoIP/broadband phone to phone service primarily for calls within the US. - Read more

Offers a variety of domestic and international VoIP plans including unlimited calls to individual countries for fixed fee. - Read more