I'm not aware of any freethought groups here. That's why I go to the Unitarian Fellowship. At least I can have intelligent conversations with most of the members there.
I'm trying to get a committee together to plan events in celebration of Darwin's 200th birthday next year. If you have any friends in Regina that would be interested in getting involved, send them my way.
By the way, your profile says that you're female. You might want to fix that.