If you want a cell phone in Costa Rica that works on the local networks, then it has to be unlocked; meaning not tied or ‘locked’ to any wireless provider in the U.S. The phone also has to use a SIM card and work on an HSDPA 3G network. Note: CDMA phones will not work here. There are few ways to get an unlocked phone: 1.) Buy it here, but the price is much higher due to heavy import taxes on...