How much to unlock Iphone 3gs? What's it worth

I want to unlock an iphone 3gs so i can use it with my carrier! Approx much will this cost in the Toronto Ontario area? And will my blackberry plan work on this phone? Oh, and how much is a iphone 3gs worth?

$10 to unlock and its worth $140

Unlocking iPhone cost depends on to what network or service provider your phone is locked.attiphoneunlock.net is managed by iPhone unlocking enthusiast from Ontario, Canada - maybe this could help. Additionally, you have to remember that before you do anything else, you have to back up all the things you need to back up from your iPhone.

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