According to an insider tips to BGR, AT&T store managers in US have received emails which indicate the iPhone 3G available time on July 11th. If you are going to camp overnight outside the store, here is the good news to you. Instead of following the last year plan, which start selling the first generation iPhone at 6pm, the stores will start to sell the iPhone 3G from 8am in the morning.

Source [BGR} via [iphonebuzz]