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Nokia 3620 Secret Codes from unlox.co.uk:

Nokia 3620 GSM Specs

Europe, Africa, Asia Pacific
GSM 900/GSM 1800
North/South America
GSM 850/GSM 1900

To unlock your Nokia 3620 click the button only £0.99
Nokia 3620 Secret Codes

Click Here for a more detailed explanation of removing the network restriction, Simlock from your Nokia 3620 with unlock codes!

Secret Codes for the Nokia 3620:

To check the phones Software revision type-


Information you get from the Software revision-

V 05.31



1ST Line = Software revision

2ND Line = The date of the software release

3RD Line = Phone type

View Serial No:

Check Nokia 3620 IMEI Number:

Enhanced Full Rate (EFR):
*3370# to activate EFR.
#3370# to deactivate EFR

Half Rate Mode (HFR):
*4720# to activate HFR.
#4270# to deactivate HFR.

Default Nokia 3620 Security Code:

Nokia 3620 Software Version:
*#0000# (if that does not work use) *#9999#

The use of the Nokia 3620 information contained on this page is entirely at the discretion of the visitor.

unlox.co.uk takes no responsibility for any loss, damage or harm caused by using the Nokia 3620 information contained on this page.

The Nokia 3620 Secret Codes have been added to our site for EDUCATIONAL PURPOSES ONLY!