You can create virtual phone number with Vonage and link them to your regular Vonage number. That's pretty useful if you want to create account far away from your physical location...
doughboykilla don't you have to drive in your car with a laptop and the laptop is using a wireless card and sit by the payphone and hope it rings (I've seen some payphones that are set not to ring).
i got my g/f at home once i set up the number i goto the payphone and she pushs the place call button then i get the pin and then go home and enter it in