Check to see if your unlocked device is compatible with T-Mobile
Enter the manufacturer or model name of your device. If your device appears in the Compatible Devices box below, it will work on T-Mobile's network.
For iPhone users
Not sure which SIM card you need?Get help here
Step 1: Take the battery off of your device.
Step 2: Locate the SIM card slot (this may require removing your battery).
Step 3: Your SIM card (or SIM card slot) will match one of the three sizes below.
Be sure to select the correct SIM card when choosing SIM only plans.
iPhone is a registered trademark of Apple Inc. In addition, AT&T Apple products have some coverage limitations on T-Mobile’s network.