Making a free phone call from your computer is a great way to save on phone costs, especially if you make a lot of long distance calls. There are a few different ways to do this, but the most common is to use a Voice over Internet Protocol (VoIP) service.

There are a number of VoIP services available, but the most popular is Skype. Skype lets you make free calls to other Skype users anywhere in the world, and call rates are very cheap for calls to landlines and cell phones. You can also buy Skype credit to make calls …