calling cardA telecommunication credit card used by consumers to pay for telephone and cellular services. Calling cards employ a prepaid credit system through the use of prepaid calling cards. If a card allows consumers to add funds to the card, it is a refillable card and will usually have permanent PIN. Other types of calling cards have a defined number of calling minutes available. Users enter the calling card code into their cellphone to activate the time and dispose of the card. Calling cards are a common way for consumers to pre-pay for long distance telephone services, and are also commonly used for Pay-As-You-Go cellular phone plans.
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