Rifle · .223 Rem · 223
.223 Remington Ammo
Civilian AR-15 and varmint-rifle round.
today's floor
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We don't have .223 Remington in stock from us right now. Set a price alert below and we'll email you when it's back — or when the price drops.
Shipping & the law: Ammunition can't ship everywhere. Some states and cities — including California, New York, Massachusetts, Connecticut, Illinois, and New Jersey — restrict or prohibit online .223 Remington sales, cap quantities, or require delivery to a licensed FFL or an age-verified adult. Always confirm your own state and local laws before ordering; checkout runs on UNUM's rails, which enforce shipping restrictions at the point of sale. Must be 21+ to purchase.
Ammo prices move fast. We refresh from live listings, but always confirm the current price, shipping, and stock on the seller's own site before you buy.
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About .223 Remington
.223 Remington is the civilian sibling of 5.56 NATO — same bullet diameter, lower pressure. It's safe in any 5.56 chamber and usually a hair cheaper, which makes cross-shopping the two the single best way to save on AR ammo.
Common bullet weights run 55, 62, 69, 77 grain.