COMPUTER WORLD

IMEI no: : *#06#

Reset to factory settings : *#7780#

Clear the LCD display (operator logo) : *#67705646#

Bluetooth device address : *#2820#

Sim clock status : *#746025625#

Default Security Code : 12345

On Enhanced Full Rate Codec : *3370#

Off Enhanced Full Rate Codec : *#3370#

On Half Rate Codec. : *4720#

Off Half Rate Codec : *#4720#

Software Version : *#0000# or *#9999#

Display the MAC address of the WLAN adapter : *#62209526#
(Available only in newer models that support WLAN like N80)

Lock Status of ur Phone : #pw+1234567890+1#

Lock Status of ur SIM : #pw+1234567890+4#

Security Code of ur Phone : *#2640#

Game Score & Timer: *#73#