Secret Codes for Nokia

Codes :
1) *#06# For checking IMEI
(international Mobile
Equipment Identity)
2) *#7780# Reset to factory
settings 3) *#0000# To view software
version
4) *#2820# Bluetooth device
address
5) *#746025625# Sim clock
allowed status 6) #pw+1234567890+1#
Shows if ur sim as any
restrictions