Option #1: Metro PCS for $35 / month. The only catch I figure is there crappy phone purchase, which I am not sure whether it is mandatory or not.
Option #2: Prepaid Card thru ATT or T-mobile. Expensive, but that's the only way I've done before and know it will be reliable.
Option #2: Prepaid Card thru ATT or T-mobile. Expensive, but that's the only way I've done before and know it will be reliable.