I'm no help for the USA side!!
... any chance you'll scout out any of Southern Ontario's LQS' while en route to and fro?
FavoriteFabrics (a poster here) and has a online fabric business by the same name. I'm not sure if you can "visit" her location, of if she's only online?
And I know I've seen a couple of other posters from the greater Niagara area.