VERIZON Unlocked cell phone - compatible with Verizon and GSM carriers like AT&T and T-Mobile as well as with GSM SIM cards (e.g. H20, Metro, Simple and select prepaid carriers). This will NOT work with CDMA Carriers like Sprint, US Cellular. This Phone has been unlocked by the carrier to use on most GSM SIM Card Networks. Phone is unlocked to work any where in the world with a SIM card.