The 4.7-inch iPhone 6 launched on September 19th, 2014 alongside the iPhone 6 Plus, which features a larger 5.5" display. Apple plans on making both models available in over 100 countries by the end of 2014.
SanDisk has just announced the iXpand Memory Case for the iPhone 6 and iPhone 6s. In addition to providing protection for the phone, it doubles as a Flash storage drive that allows the iPhone to increase its storage capacity by as much as 128GB.
I ordered two through AT&T - each on a line eligible for upgrade. Both showed release-day shipping... Next day AT&T canceled one saying the line wasn't eligible [but strangely enough - it still was - go figure]. Then they pushed the ship date out 3~4 weeks on the phone they previously said would deliver on release day... Canceled the remaining order and went direct with Apple