A calling card or phone card - a telephone credit card with a Personal Identification Code (Pin) employed for a pre-selected international long distance company when away from home or office. Typical international telephone calling plans allow to dial a telephone all around the world with a Calling Card dialing a preregulated number (often toll free call). It is not absolutely free, like some Voice over Internet companies guarantee, but the quality is better and you doen't have to be connected t the internet to make a call. Try now!