The best place for talking about or learning about goats.
Another goat forum:
Poisonous plant list - the best I have ever seen
Selling a goat? try Goatseeker or Goatfinder
My friends' websites 
Pygmies:
Lil' Luck Farm (NJ)
Li'l Pgymy Goats (PA)
Treasures from Heaven
Sugar Run Minis (PA)
Nigerian Dwarfs
Lil' Luck Farm (NJ)
Noah's Acre (NJ) (I purchased Lola from this farm)
Phoenix Rising Farm (MA) (I purchased Angie from this farm)
Sweet Gum Mini's (SC)
Little Wishes Farm (TN) (purchasing Mocca from this farm)
Sunset Lake Ranch (ID)
Sugar Run Minis (PA)
Capriola's (OR)
KW Farms (WA)
Branevi Farms (TX)
Flying Feets Farm (CA)
Bona Fide Farm (KY)
Muddy Creek Farm (NC)
Fleet Wood Farm (NJ)
Dairy Goats
Sandy Lane Dairy Goats (IN)
Sunset Lake Ranch (ID)
Redneck Acres (ID)
Ozark Jewels (MO)
Red Gate Nubians (AL)
Fainters
Hayden Holler Goat Farm (NJ)
Barn Goddess Fainters (NE)
TTTfarm (KS)
Nanny's Kids in Paradise Farm (TN)
Cashmere:
Sweet Goats (CO)
Boers:
Toth Boer Goats (CA)
Shekinah Springs Farm (OK)
Others
http://www.libertyvalleyfarm.com/ (VA)
http://www.simplygoatmilksoap.com
http://workinggoats.tripod.com/
Labrador Hill Farm - animal sanctuary (NJ)
Bantam Chickens
Down South Minis (MS)