Sorry, MJ, FreeToastHost does not support two aliases. My suggestion is to use the club number form of your website address in Find A Club and put a big red announcement on the home page saying when you are going to make the switch.
BTW, I believe we have met before...

Once upon a time a number of years ago when I was living in Burlington, MA and attending The Last Word Toastmasters at the Burlington library. (small world)