there are a few that stand out of the crowd and thats cuase there white and thnk there balck

I kinda disagree. In a haze of insanity I took hip hop classes with one of my friends and it gave me the ability to distinguish between hip hop sons

NWA?
IT?
mos def?

intresting but please note i like some rap but i liscen to punk for the most part and im not saying that better than half of all the punk bands ive ever heard sound different fromone another, no most sound the same

crust bands sound quite similar
listen to soem sweet
aus rotten
or a// political

I checked out Aus-Rotten when I wanted to check out crust punk, they're supremely cool. last.fm isn't such a bad thing for this kind of inquiry either.

crust punk tag – Music at Last.fm

Is crust really a music genre or am I missing something?

Yes it is. There are endless numbers of genres. You could go and make up a genre now if you wanted too. I wouldn't suggest it, but you could do it.

West North Carolina has a pretty decent crust scene.

^ i have no clue about geography so is that including ashville