YOUR MODEL IS A BB5 TYPE PHONE.
These phones have a new type of lock
called BB5 or ASIC 11 DCT4 Plus type
and we can't do them.
Not doable by FREE means.
Only the original service provider can provide a code to
Most can be done by Professional Shop with Equipment.
If your phone is hardlocked or is non GSM and you need to unlock it, see this website
http://www.cellcorner.com/xshp/cell-pho ... g/2-nokia/