Mobile Device Unlock: Samsung Gravity 3

Learn how to use the Mobile Device Unlock code of the Samsung Gravity 3.




SIM unlock phone


The Mobile Device Unlock code allows the device to use a SIM card from another wireless carrier. This may be necessary when traveling internationally. To enter the Mobile Device Unlock code, follow these steps:


Important: Stop if you receive an error message. The device may lock permanently if you enter the incorrect code multiple times.


  1. See if your phone is eligible to unlock: Mobile Wireless Device Unlocking.
  2. Contact Customer Care to request the Mobile Device Unlock code for your phone.

Using a T-Mobile SIM card:

  1. Verify the IMEI by entering *#06#.
  2. Submit a new request.
  3. Instruct the customer to enter #7465625*638*Unlock Code#.


Using a Non T-Mobile SIM Card:

  1. Insert the non T-Mobile SIM card
  2. Power device on
  3. Once on the device will display, “Incorrect SIM, Network Lock”
  4. Enter the unlock code
  5. Press the OK Button
    Note: Phone will power cycle once unlocked