Possibly - Depending on the card, it may be cheaper.
The cheapest from the companies mentioned is Call18866 @ 5p/min
*** Call18866 - 5p/min ***
Telestunt - 10p/min
Telediscount - 10p/min
Budgetcom - 10p/min
5p/min doesn't sound bad for the Philippines (Not that I have a reason to call there).
Daniel
http://www.saynoto0870.com