Compatible and unlocked device required
Check to see if your unlocked device is compatible with T-Mobile
Enter the manufacturer or model name of your device
For iPhone users
Not sure which SIM card you have?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.
The iPhone is not currently 4G capable on our network. iPhone is a registered trademark of Apple Inc. In addition, AT&T Apple products have some coverage limitations on T-Mobile’s network.