HILLBILLIES

Rednecks
Hayseeds
Country Bumpkins
Po' White Trash
Crackers
Peckerwoods
Bubbas
Local Yokels
Hicks
Shit-kickers
Trailer Trash
Rubes
Yahoos
Xenophobic, inbred, backwoods, bible-thumpin', poor, barefoot, toothless, no-account, earth-scratching, gullible, superstitious, cross-burning, baby-molesting swamp cretins and their slatternly women

For further thought-provoking discourse on the state of regional prejudice today, and a funny read to boot, I would like to recommend The Redneck Manifesto - How Hillbillies, Hicks and White Trash Became America's Scapegoats by Jim Goad.