The full list of globally-powered devices can be found on Verizon, but it contains many popular phones like the iPhone 5S, HTC One Max, Galaxy Note 3 and Motorola X.Sprint is capable and is SIM card slot for international use on locks foreign network only, but you can not SIM track with another national operator to spoil.Hinweis: If you do not have a SIM card from another carrier, back up iPhone, delete phone completely and then do phone recovery If you are not the original owner, so you need a visit to an iPhone Unlock vendor payroll (the whole process happens online, do not have to go to a store!). It stopped searching the signal so my phone was on No SIM for two days before I tried to remove sim from time to time and it finally worked perfectly again. Iphone 4s Sprint Sprint Not SIM Card Track Does the Samsung Galaxy S3 for the Cricket Have a SIM Card Slot? Read more: I do not see SIM card slots in the Samsung Galaxy S3 Sprint version? My iphone has no sim card printing I just bought a Chinese 3g iphone and I could not insert the SIM card. There seems to be no sim cardboard inside. All you have to do is just use your SIM card and choose Appalachian Wireless or Straight Talk as a carrier and your device will be unlocked locally. All you need to contact the network operator where the iPhone is locked and ask them to unlock them for you or ask a lockup company like doctorSIM.com if this happens. Can U Unlock A Sprint Iphone 7. If the network decreases. For postpaid customers with SIM lockable devices, Sprint has chosen to use only active activated SIM cards. Iphone 5s Unlocked For Sale Used. Unlock unlockable devices without our customers having to launch an unlock request.