Make unlimited calls from Mobilink Jazz totally free of cost with this trick.
Just dial +9292 before the desired number and make free calls.
Remember the balance should be zero. Otherwise this trick will not work.

*If the above trick is not working then dial 09292.
This trick is valid untill 29 july 2011. So enjoy untill then...

This trick is provided by Mr. Bilal from Islamabad.

If you have any trick then share with us.