Google just announced that the Nexus S is now available at Best Buy and Best Boy mobile stores for $529.99 unlocked (which means it will work on AT&T’s network) or $199.99 with a T-Mobile 2 year plan.

Note that some commenters are saying that the phone is not available unlocked right now:

“We will not carry an unlocked version, they are locked to T-Mobile. I know the press releases say so, but it is very locked to T-Mobile and can not be unlocked. If you want to buy without a