> In most countries there are a _very_ small number of licensed suppliers and raw milk may not be sold in conventional distribution networks.

So it is also in the American states which permit it. It's a very niche product which is subject to numerous regulations, in some states harsher than others. Generally it's not allowed to be sold in normal stores, you have to go to farms or special dairy stores to get it, state agencies regularly test it (hence this recall), etc.