Hi there,
We currently only offer support by email and forums, and I'm sure we can help you this way!
We have taken the time to write up answers to the questions we are asked most often in our documentation and we have a very helpful, active community in our forums in case youre interested in those resources:
http://en.support.wordpress.com/
http://en.forums.wordpress.com/
Or if you could give me some details about your issue, Ill be glad to help you directly.
Best!