Apple generally delays the availability of factory unlocked iPhones. The same thing happened with the iPhone 5. iPhone 5 is now available for purchase, straight from Apple. Before you go ahead and try to buy one, think about the other options to lay your hands on an unlocked iPhone 5.
Following are various options to buy an iPhone 5, unlocked :
Buy one from Craigslist or eBay, even if it is locked to a carrier. You can always unlock them. It is cheaper that way!
You could also signup for a new contract/line …