A:AnswerNO they lock the phone to them Plus Sprint is the only carrier on earth that has nine different models of symptoms and it has to be the correct model to work in your phone plus they use the ESN so no you would not be able to use it on another carrier nor would you be able to use that Sim in another phone you will be locked and they will do nothing to help you do not buy a Sprint model phone instead by the Verizon phone that will be unlocked and you would be able to use their service on other phones avoid sprint like the plague they have tons of hidden fees they even charge a service fee for credit do not under any circumstances yet sprint and sprint is welcome to contact me and tell me that I am committing libel on them I will be more than happy to see them in court