The puk code comes on the certificate or in the documents thatcome withthe simcard, to obtain the code call your phone serviceprovider whoowns the number / simcard or who sends you the bills.

Don't tryto guess the puk code, entering it wrong too many times will disablethe card. There is no default code to unlock it, its simcard spesificevery card has its own code.


I've explained more about the puk code here if your intrested.