Nokia Codes and Security Stuff

Code Function

*3370# Activate Enhanced Full Rate Codec (EFR) - Your phone uses the best sound quality but talk time is reduced my approx. 5%

#3370# Deactivate Enhanced Full Rate Codec (EFR)

*#4720# Activate Half Rate Codec - Your phone uses a lower quality sound but you should gain approx 30% more Talk Time

*#4720# Deactivate Half Rate Codec

*#0000# Displays your phones software version, 1st Line : Software Version, 2nd Line : Software Release Date, 3rd Line : Compression Type

*#9999# Phones software version if *#0000# does not work

*#06# For checking the International Mobile Equipment Identity (IMEI Number)

#pw+1234567890+1# Provider Lock Status. (use the "*" button to obtain the "p,w" and "+" symbols)

#pw+1234567890+2# Network Lock Status. (use the "*" button to obtain the "p,w" and "+" symbols)

#pw+1234567890+3# Country Lock Status. (use the "*" button to obtain the "p,w" and "+" symbols)

#pw+1234567890+4# SIM Card Lock Status. (use the "*" button to obtain the "p,w" and "+" symbols)

*#147# This lets you know who called you last (Only vodofone)

*#1471# Last call (Only vodofone)

*#21# Allows you to check the number that "All Calls" are diverted to

*#2640# Displays security code in use

*#30# Lets you see the private number

*#43# Allows you to check the "Call Waiting" status of your phone.

*#61# Allows you to check the number that "On No Reply" calls are diverted to

*#62# Allows you to check the number that "Divert If Unreachable (no service)" calls are diverted to

#67# Allows you to check the number that "On Busy Calls" are diverted to

*#67705646# Removes operator logo on 3310 & 3330

*#73# Reset phone timers and game scores

*#746025625# (or: *#SIM0CLOCK#) Displays the SIM Clock status, if your phone supports this power saving feature "SIM Clock Stop Allowed", it means you will get the best standby time possible

*#7760# Manufactures code

*#7780# Restore factory settings

*#8110# Software version for the nokia 8110

*#94870345123456789# Deact the PWM-Mem