Plenty of everything except .308 at the Post Falls, ID Cabela’s. Prices, well...
200 rounds of Remington 55 gr .223 for $100.00
$10 for a box of 20 at Pistols Plus, Osage Beach, MO. They also had Wolf brand (made in Russia) .223 for $8.50 for 20.
I've heard mixed reports on the Wolf product.