HELP :( To unlock 6030

[DIRTY.SANCHEZ]

Hey all trying to unlock a nokia 6030 on virgin in australia was wondering how do i do it cuz ive tried heaps of suggestions but they arnt working :(
:(

[mestrini]

If the "heaps of suggestions" equals more than 5 unlocking attempts then forget the use of any more codes. You've reached the 5 tries limit and now only an unlocking device (more than 300US) will do the job

[DIRTY.SANCHEZ]

i tried twice as my family bought 4 of the suckers on my one and once on my sis. im just a bit lost here so if you can help me ill really appreciate this im using nokiafree unlocker but it just doesnt seem to giving rite code andy ides? :-o