This listing actually shows "in stock" and shipping in 3 to 4 days. IFP had tweeted that an audiobook read by Charlie Higson and eBook will also be released in the U.S., but no sign of those yet. They've also hinted at an official U.S. release in the future.
So here's a great way for U.S. Bond fans to have the book in hand on or near coronation day.