| Change SIM Card PIN | ** 04 * old PIN * new PIN * new PIN # |
| Change SIM Card PIN2 | ** 042 * old PIN2 * new PIN2 *new PIN2 # |
| Change SIM Card PUK | ** 05 * old PUK * new PUK * new PUK # |
| Change SIM Card PUK2 | ** 052 * old PUK2 * new PUK2 * new PUK2 # |
Note: These codes only work on some mobile stations offered by some providers.
How Do I change my PIN and PUK?,