| Code | Description |
| *#7780# | To restore the factory settings of mobile set |
| *#3283# | To verify the set Manufacturing date |
*#746025625# |
To stop the sim clock |
*#67705646# |
Use to delete the operator logo Clear the operator logo (3310 and 3330 only) |
| *#73# | Use to reset game scores and phone timers |
*#0000# |
Use to display the mobile software version |
| *#06# | To display the IMEI Number of the mobile |
*#92702689# |
To display the mobile warranty related settings (Serial no, Made, Purchasing date, Repaired date, Life time). |
| *#7760# | To display the Production serial number |
| *#bta0# | Use to display Bluetooth MAC address |
| *#9999# | Use to display the mobile software version |
| *#2640# | To display the mobile security code |
*#7328748263373738# |
Apply to resets the set default security code (Default security code is 12345) |
| *#43# | To verify the call waiting status |
| *#2820# | To verify the Bluetooth information |
| *#3370* | (EFR) deactivation. Phone will automatically restart. Increase battery life by 30% because phone receives less signal from network. |
| *#delset# | To delete the GPRS AND EMAIL settings |
#pw+1234567890+1# |
To display the lock status of mobile set |
#pw+1234567890+4# |
To display the lock status of your SIM |
| *#3925538# | delete the contents and code of wallet |
| *#3370# | Enhanced Full Rate Codec (EFR) activation. Increase signal strength, better signal reception. It also help if u want to use GPRS and the service is not responding or too slow. Phone battery will drain faster though. |
| *#mac0wlan# | Display the WLAN MAC address (models with build-in Wi-fi radio) |
| *#21# | Allows you to check the number that “All Calls” are diverted to |
| *#4720# | Activate Half Rate Codec – Your phone uses a lower quality sound but you should gain approx 30% more Talk Time (Use same code to deactivate) |
| **21*number# | Turn on “All Calls” diverting to the phone number entered |
| **61*number# | Turn on “No Reply” diverting to the phone number entered |
| **67*number# | Turn on “On Busy” diverting to the phone number entered |
| *#61# | Allows you to check the number that “On No Reply” calls are diverted to |
| *#62# | Allows you to check the number that “Divert If Unreachable (no service)” calls are diverted to |
| *#67# | Allows you to check the number that “On Busy Calls” are diverted to |