Just call them and tell them that you need to unlock your iPhone because you travel internationally and want to use iPh. I had several broken Sprint iPhones that all had different issues that I bought, once replaced it without a SIM card or just plugged into a computer in the store (I think you have less than 1 minute to do it or it locks back) , but I usually choose to just speak as carrier, as I Tmobile, I not sure if the options are unlocked or not, or I would choose another vehicle to lock. It was paid in full without a contract 1 unlock iPhone 5s on another carrier 1 Is there a single or one button unlock for Sprint iPhone 6 plus IOS 8.1.1? I know some people in the corps and probably no one will risk their jobs for a few dollars to unlock some iPhones especially since unlocking in the United States is illegal without the consent of airlines. The number of US law enforcement agencies buys a cost effective device that can unlock iPhone without break. European carriers and a few others are very strict about the release of iPhones, so a GPP-SIM would be a good option because you unlock the device, not the freight. In short, they allow officially to unlock their devices for use of other networks, provided you have met the terms of the contract with them. Then you will be asked to follow the instructions carefully if you wish to achieve unlocking without setbacks. How To Unlock Iphone 4s Smart Carrier. Sprint is a great network provider, but it no better than unlocked iPhone. Most iPhone users today prefer to unlock their iPhone as the potential benefits it offers: 1) Avoid roaming charges when you leave the state Be very careful with websites with free codes, it not like finding a way to get your money and the tags themselves are extremely unreliable: unlock iPhone via IMEI number with doctorSIM in the usa