Here you find the information How To Use The Service with callpersia.at.
First:
Top up € 9,--!
Dial 0901 9090 1050, and your credit will be automatically loaded on your SIM card.
Your mobile operator will charge you the rate advertised for calling our access number on your standard bill.
Secound:
All you need to do is dial our local access number (01/34150), from any mobile phone+P**+international number
In case of getting a new SIM card the balance will be automatically loaded up on your new SIM card.
In case of loss or change of your SIM card you can transfer your balance to your new SIM card.
Alcatel: holding the (0) key (showing a `p´).
Blackberry: pressing the trackball and select (add pause).
Bosch: holding the (#) key.
iPhone: tapping (#+=) at the lower left of the screen.
LG: holding the (*) key (showing a `p´).
Motorola: holding thee (*) key (showing a `p´).
Nokia: pressing the (*) key three times (showing a `p´).
NEC: holding the (#) key (showing a `p´).
Panasonic: Drücken Sie dreimal die (*) key (showing a `p´).
Phillips: holding the (*) key (showing a `p´).
Sagem: holding the (0) key (showing a `,´ or `p´).
Samsung: holding the (*) key (showing a `p´).
Sharp: holding the (*) key (showing a `p´).
Siemens: holding the (0) key (showing a `+´).
Sony-Ericsson: holding the (*) key (showing a `p´).



