*# Codes for Nokia handsets :-
*#06# For checking IMEI(international Mobile Equipment Identity)
*#7780# Reset to factory settings
*#0000# To view software version
*#2820# Bluetooth device address
*#746025625# Sim clock allowed status
#pw+1234567890+1# Shows if ur sim as any restrictions
*#3283# To verify the set Manufacturing date
*#67705646# Use to delete the operator logo
*#73# Use to reset game scores and phone timers
*#92702689# To display the mobile warranty related settings