unlocing a cell phone for any carrier?

Yes ! Unlock code is available to make your phone to work with any other GSM carriers in the world . For example : If you buy GSM locked phones, you can unlock it by using unlock code . Unlock code for Blackberry is available at UnBBLock.com Other phones can be unlocked by using SimpleUnlocking.com .

You can buy Tony stark phone , if it supports for CDMA carriers, you can use Verizon with it .