How to get my BBM pin back ?

I had to restart my phone so my bbm got deleted

BBM works with your BlackBerry ID, so if you remember that, you should setup your BBM with that account. This will restore your contacts and your PIN stays the same, as that stays with your BlackBerry device.

Link to reset your BlackBerry ID Password if you cannot remember it: https://blackberryid.blackberry.com/...coverpassword/