Anyone use VOIP ?

Just found a site

http://www.stanaphone.com

That offers free US FAX and PHONE Number.

Anyone use them or similar service ?

[quote]
Place and receive calls virtually anywhere in the world

Incoming calls are free

Use a software phone as a telephone (downloadable from this web site for free), use any other SIP based software phone or connect any SIP compatible VoIP telephone to your StanaPhone Account

Voice mail messages are emailed as attachments

Low domestic and international rates for outbound calls

No monthly fee No commitment

Stana to Stana calls are free
[quote]

you preferred site is closed now. Please update your post. thanks