Used to pay for Calling Cards Services by Card calling

Mon, 25 Aug 2008 08:04:54 +0200

Used to pay for Calling Cards Services

by Card calling (card-calling) @ Mon, 25 Aug 2008 08:04:54 +0200
Such cards can either employ prepaid credit system or credit card style system of credit. The exact system for payment, and the way in which the card is used to place a cellular phone call, depend on the overall telecommunication system ...

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