When purchasing global prepaid calling cards, ensure you see all the key features and "hidden" costs, before you purchase. Perusing this article will enable you to see all that is required to purchase shoddy and solid prepaid telephone cards with convenience. 

The Key Figures and Facts of Hidden Charges 

1. 1.Call Rate (per minute): Call rate is the most significant figure that you should consider while purchasing a prepaid phone card. The rate depends on the country you are calling from, and the country you are calling to. 
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3. 2.Billing Increment: Billing increment indicates a unit that a call should be rounded to each call. If your card has a 3-minute rounding, then you will be billed for 3-minute increments. Just like that. A call enduring somewhere in the range of 0 and 3 minutes will bill you 3 minutes, a call somewhere in the range of 3 and 6 minutes will be charged as 6 minutes.
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5. 3.The Fees on Connection: You might get charged for the stated connection fee whenever you make a connection. Generally, if the recipient picks your call, you will be charged for this fee. It’s also applicable to wrong numbers, answering machines, at times if the recipient’s telephone rings in excess of multiple times.
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7. 4.The Fees on Communication: Whenever you make a call with your international calling card, it will charge you this communication fee. But all the cards out there don’t include this type of fee, so consider this before buying. The fee will be taken off from your card balance automatically, once it is applied. For instance, if your card has a 10% communication fee and you talk for 20 minutes, then you will be billed for 22 minutes (10% of 20 minutes included). 
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9. 5.Maintenance Fee: In order to keep up call quality, some providers charge this fee. It will charge you at the stated interval but not many of the providers apply this charge.
10. Denominations: Estimation of the phone card, separated by the rate per minute.
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12. 6.Payphone Charge: You will have to pay the charge if you ever make a call with a payphone. 
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14. 7.Access Number: The number that you need to call before making any calls with your international calling card is called the access number. It is a toll-free number that belongs to the country you are talking from.
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16. 8.Auto Recharge: You can recharge your card once the initial value is over. There is an auto-recharge option with international calling cards. You can implement this service online for free. It will allow your account to get more minutes if it reaches a certain point.
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18. 9.Validity: Cards have a validity date and you will not be able to use the remaining funds once the date is over. 
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We recommend looking and contrasting these key measurements before you purchase. At&t calling card and other convenient companies will ensure you the best possible options to get the most of your money. However, you need to purchase a worldwide