NETWORK UNLOCK CODE:
You can unlock it by flashing
your mobile if your mobile is a CDMA mobile...
The procedure for
flashing your mobile is in the link below
It has an video explanation.
If your mobile is not an
CDMA mobile , you can get the network unlock code(NUC
just contacting the current network provider customer caredepartment.It
is free of cost.
Therestrictioncodecan be got from your old
service provider..This restriction code iskeptto prevent someone who
stole themobile from using it withanotherprovider...
have a security check done with your date of birth etc..to verify
whether you are the exact owner of the phone..
After that they
will provide you the restriction code to unlock it and use it with
another service provider..
It is all free of cost donot pay
anyone for this seeing some advertisement over internet . That is all
The above proceudre works and you can verify that by
seeing the rating of an happy customer here..http://www.fixya.com/support/t4035818-need_unlock_nokia5130c_2_use