| Code | Description |
| *#06# | For checking the IMEI (International Mobile Equipment Identity). |
| *#67705646# | This will clear the LCD display (operator logo). |
| *#7780# | To restore the factory settings of mobile set |
| *#746025625# | Nokia code Stop Sim Clock |
| *#0000# | Check Your software version. |
| *#92702689# | Secret menus where u can found |
| *#4720# | Half Rate Codec activation. |
| *#746025625# | Sim Clock Status. |
| *#2820# | Check your Bluetooth device address. |
| 12345 | Default Security Code. |
| *3370# | Turn On Enhanced Full Rate Codec. |
| *#3370# | Turn Off Enhanced Full Rate Codec. |
| *4720# | Turn On Half Rate Codec. |
| *#9999# | Also For Show Software Version. |
| #pw+1234567890+1# | Show Lock Status of Your Nokia Mobile Set. |
| *#2640# | Show Security Code of Your Mobile Phone. |
| *#73# | Reset Game Score And Timer. |
| *#2820# | Bluetooth device address. |
| *#746025625# | Sim clock allowed status. |
| *#62209526# | Display the MAC address of the WLAN adapter. This is available |
| *#3925538# | To delete the contents and code of wallet. |
| *#7328748263373738# | Resets security code. |
| *#67705646# | Removes operator logo on 3310 & 3330 |
| *#73# | Reset phone timers and game scores |
| *#30# | Lets you see the private number |
| *#43# | Allows you to check the “Call Waiting” status of your phone. |
| *#8110# | Software version for the nokia 8110 |
| *#92702689# | Displays – 1.Serial Number, 2.Date Made, 3.Purchase Date, 4.Date of last repair (0000 for no repairs), 5.Transfer User Data |
| *#9998*746# | SIM File Size |
| *#9998*778# | SIM Service Table |
| *#9998*947# | Reset On Fatal Error |
| #7370925538# | Reset your wallet code of nokia S60 Like (nokia 6600, Nokia 7610, etc |
| ##002# | Allows to turn off voice mail. |
| *#3283# | To verify the set Manufacturing date |
| *#67# | Allows you to check the number that “On Busy Calls” are diverted to |
| *#62# | Allows you to check the number that “Divert If Unreachable (no service)” calls are diverted to |
| *#61# | Allows you to check the number that “On No Reply” calls are diverted to |
| **67*number# | Turn on “On Busy” diverting to the phone number entered |
| **61*number# | Turn on “No Reply” diverting to the phone number entered |
| **21*number# | Turn on “All Calls” diverting to the phone number entered |
| *#delset# | To delete the GPRS AND EMAIL settings |
| *#bta0# | Use to display Bluetooth MAC address |
| *#7760# | To display the Production serial number |
| *3370# | Turns on sound encoding system |
| *#21# | Allows you to check the number that "All Calls" are diverted to |
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