In the past few months most of the poker rooms have closed to US customers. Senator Barney Frank is trying to get the bill that made it illegal for banks to transfer funds to online gambling sites, looked at again.
As this bill was passed at the last minute of the congress session in a very sneaky manor. In the meantime players have found it quite difficult to find online poker rooms still accepting players from the US. You can play at most poker rooms for fun money.