*3370# Aktivasi Enhanced Full Rate Codec (EFR) – Ponsel anda akan menghasilkan kualitas suara terbaik akan tetapi baterai akan lebih cepat habis sekitar 5%

#3370# Deactivate Enhanced Full Rate Codec (EFR)

*#4720# Activate Half Rate Codec – Ponsel anda akan menggunakan kualitas suara yang lebih rendah akan tetapi baterai akan lebih lama kira-kira 30% dari Talk Time normal

*#4720# Deactivate Half Rate Codec

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

*#9999# Alternatif untuk menampilkan software ponsel apabila kode *#0000# tidak bekerja

*#8110# Software version for the nokia 8110

*#06# Manampilkan 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)

*#21# This phone code allows you to check the number that “All Calls” are diverted to

*#2640# Displays phone security code in use

*#30# Lets you see the private number

*#43# Allows you to check the “Call Waiting” status of your cell 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# Phone code that removes operator logo on 3310 & 3330

*#73# Reset phone timers and game scores

*#746025625# Menampilkan status 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# Reset ke factory settings

*#7328748263373738# Resets security code, security code menjadi 12345 (utk N82).

*#92702689# Displays – 1.sεrial Number, 2.Date Made, 3.Purchase Date, 4.Date of last repair (0000 for no repairs), 5.Transfer User Data. To exit this mode you need to switch your phone off then on again

*#94870345123456789# Deactivate the PWM-Mem

**21*number# Turn on “All Calls” diverting to the phone number entered

**61*number# Turn on “No Reply” diverting to the phone number entered

**67*number# Turn on “On Busy” diverting to the phone number entered

12345 This is the default security code press and hold # Lets you switch between lines