There 62 Occupy encampments around the US at the moment, according to blog Firedoglake. (They headline the list at 61–but note that Occupy Buffalo just opened a second camp. And they include Winnipeg.) Expect the list to fluctuate.
Full list here.
They add that they feel sure that they’ve missed some, which tells you something about the sprawling nature of Occupy. There are websites springing up to keep track of all the activity–of which the encampments are now just a small part–yet nothing is comprehensive.