Phone Unlock Service Reviews. If your phone was purchased by Sprint after February 11, you will receive a DSU unlock code for domestic Sim This means that you can bring your phone to other mobile operators in the United States, as long as the phone on the phone works Carrier. Network.:Unlock. Activation Lock Iphone 5 Unlock. Verizon phones are locked up (although they still require a two-year contract when purchased at the subsidized price), which means they can be used with all GSM operators, but not all CDMA operators. Apart from Verizon. But things have changed a lot of times since then and you have to consider another important factor when you buy iPhone 6s and iPhone 6s Plus, especially if you want transport freedom. These are very old iOS and baseband versions and iPhone models, so this means that the software method can not support unlocking SIM networks for iPhone 4 and higher. To learn how to unlock your iPhone, just contact your mobile operator support and ask if you can get a free or paid unlocked phone. A computer with a fully functional internet connection and the latest installed version of iTunes is required, as well as the original carrier information of the locked device. To add iPhone to the list, the company you pay for will need the International Mobile Station Equipment Identity (IMEI) code unique to iPhone. Note that if you are using the phone internationally, Apple default warranty is valid only in the country of purchase except EU. Reply Reply Delete Anonymous Sunday, January, 2016 Chances are it will not be deleted Reply by Ronald Green Wednesday, January 20, 2016 I downloaded Cydia on my iPhone 6 Plus. You had to trust someone with your iPhone to create a custom SIM card to place with. SIM card for the mobile provider that you want to use in the SIM tray.