Sprint really needs to ensure that all specialists provide the same information and it would be great if the process for Sprint customers would be made transparent. Even though I check him three times and on myatt.com. The tourist guide said that was because I was in the contract for another month, but I bought the phone directly, no contract or NEXT. The second best way to talk to their customer service, according to other Sprint customers, is their 800 877-4020 telephone number for the wireline division. I used Sprint live chat and they were helpful in giving me a 6-digit code, but I can not find where to enter the code when I insert another SIM card. To me they seem to be able to do the same with regard to the ability to do it. It very confusing why my device is authorized to unlock an international SIM via a simple network profile update, but suddenly for my home unlock, my phone is unable to unlock home sim from a specific online support staff). Unlock Iphone 7 Blacklisted more. If you have met the above requirements, you can either chat with our international department in Live Chat or call 888-226-7212 to learn how to unlock your phone for international use with another provider abroad. Can Manager OEMs do not have domestic SIM locks (DSU) enabled devices created before February 2015, with the exception of Apple. With the exception of Verizon, which does not block its 4G phones, most operators, including Sprint, block the phone to the network, forcing you to use your iPhone only on the network. Although my account is in good condition and approaches the end of the term because I bought a third party (new s6 when released), I would not be suitable for a DSU if a device has no financial ties to what a carrier is purchased at full price and has already been published for international use, what happens to this situation for domestic use.