Skype.com lets you make free calls to America and practically all over the world, so what’s the difference? The difference lies in the words free and phone.  CallingAmerica.com lets you  make free call from your PC to any phone or landline present in US.

First question arise, how do they make money then? Through advertising. A small ad is played on the caller side before the call gets connected. Note: Ad is not played on the receiver side.

Some more features:

• Registered users can make unlimited calls but upto 15 mins in length each. Unregistered users can also make unlimited calls but upto 2 mins each only.  There is no registration fee. You simply need to fill a form and you’re done.
• It’s completely web based. No need to download any software.

Visit.