how can i get a phone lock code that i dnt no ?

i brought a mobile phone samsung d600 from a carboot i turned it off to put my own sim card in when i switched it on its askin for the phone lock i havent a clue wt it is as it is pre owned wt should i do is there anyway of getting it sorted also i am afraid of if i get that sorted it will ask for a pin code as my mums does that please please help
claire m, January 2007


done
every time i put a sim card in my fone it asks for a sim lock, it does not matter witch sim card u put in it still asks for the sim lock.
imei:358224004374025
samsung d600

nico66, February 2007
There is a code that reset all the p/w but i can,t r ember it
take it to a shop to be flashed

sam747, January 2007
you must contact the network .let dem know your problem and they will contact the last owner. to prove it was not stolen [ it wasnt ,was it??] then you can get un lock code . or there are fone stalls at markets that can unlock them . G/L

MARTIN DE GREAT, January 2007
link Click here to see other fixes for Samsung.