Nokia Secret Codes

On the main screen type
*#06# for checking the IMEI (International
Mobile Equipment Identity).
*#7780# reset to factory settings.
*#67705646# This will clear the LCD
display(operator logo).
*#0000# To view software version.
*#2820# Bluetooth device address.
*#746025625# Sim clock allowed status.
*#62209526# - Display the MAC
address of the WLAN adapter. This is
available only in the newer devices that
supports WLAN like N80
#pw+1234567890+1# Shows if sim have
restrictions.
*#92702689# - takes you to a secret
menu where you may find some of the
information below:
1. Displays Serial Number.
2. Displays the Month and Year of
Manufacture
3. Displays (if there) the date where the
phone was purchased (MMYY)
4. Displays the date of the last repair - if
found (0000)
5. Shows life timer of phone (time passes
since last start)
*#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.
*#3370* - (EFR) deactivation. Phone will
automatically restart. Increase battery
life by 30% because phone receives less
signal from network.
*#4720# - Half Rate Codec activation.
*#4720* - Half Rate Codec deactivation.
The phone will automatically restart
If you forgot wallet code for Nokia S60
phone, use this code reset:
*#7370925538#
Note, your data in the wallet will be
erased. Phone will ask you the lock code.
Default lock code is: 12345
Press *#3925538# to delete the contents
and code of wallet.
*#7328748263373738# resets security
code.
Default security code is 12345
Unlock service provider: Insert sim, turn
phone on and press vol up(arrow keys) for
3 seconds, should say pin code. Press
C,then press * message should flash,
press * again and 04*pin*pin*pin#
Change closed caller group (settings
>security settings>user groups) to
00000 and ure phone will sound the
message tone when you are near a radar
speed trap. Setting it to 500 will cause
your phone 2 set off security alarms at
shop exits, gr8 for practical jokes! (works
with some of the Nokia phones.)
Press and hold "0" on the main screen to
open wap browser.