Nokia DCT4 free online remote unlocking code calculator:

Step 1...Enter your IMEI:

We now offer our users the benefit of FREE remote unlocking of their Nokia mobile phone! This will allow you to use your phone on any network using different sim cards! If you are getting 'SIM Card Not Accepted' or 'Enter restriction code' messages, then this service will remove that lock. Our free unlocking service is quick and easy - just follow the 4 simple steps for your codes...

Please enter your IMEI number (sometimes also called Serial Number) below.

If you do not know your IMEI number, simply press *#06# on your phone to display it. It should 15 numbers long.
Note: Enter numbers only for the IMEI (i.e. without any slashes, dashes or spaces).

IMEI:  

(click here for the old unlocking page)

Note: 6630 cannot be unlocked at the moment.

Progress:
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