Yes
Ammo for 30.06 is available and every mom-and-pop shop, wally world, and nearly any place you can buy a license.
what good is any rifle if you can't feed it?
While what you say is true, one could say the same for .308 Win.
There have been numerous times that I have been in little out-of-the-way stores, like hardware stores or gas stations, that stock 243, 270, and 30-06 but not 308. And if they have only one, it has always been 30-06 where I've looked.
