Naidster, So glad you posted this as I've been meaning to ask as well and have been unsuccessful and finding a place that does them and I don't think it's the same if you teach yourself using a http://www.amazon.com/Shall-We-Dance-Beginners/dp/customer-reviews/1932358099 (book)!
We took a 6 week course with Flora earlier this year, to be able to get through our wedding day and we found her excellent. She starts with beginners and carries through to advanced classes