To be competitive in the market place phone card suppliers come up with all sorts of ways to make their phone cards look cheaper. Unsuspecting customers generally buy their phone cards based only on the per minute cost of the phone call.
Calling card suppliers know this and try to hide the cost of the phone call in charges other than the call rate. These charges all add up to make the cost of the phone call breakeven after an average length phone call.
Some of the more common ways of hiding calling costs are:
surcharges
peak rate call charges
monthly charges and weekly or daily maintenance or service fees
quick expiry
automatic recharge
frequent or timed disconnections
large billing increments
credit card transaction fees
The surcharges are not the same as a connection or flag-fall fee. A surcharge is generally related to the length of a call and charged at a set time interval after you start speaking, so for example after 5 or 10 minutes a fee of 40c may be charged. This is because not everybodys call is an average length and so the surcharge fee recovers the money for the cheaper call rate. This...