TL;DR: How do I know if my phone is unlocked? You can contact your carrier to see if your phone is eligible for unlocking. Another way to check is to insert a SIM card from a different provider. If it ...

What does it mean if your iPhone is locked? If your iPhone is carrier-locked, it's only going to work with the cellular provider that locked it. However, if your iPhone isn't locked, you'll be able to ...