How can I change my region setting?

When I registered, I chose the "choose region based on location" option and my region got set to USA (even though I'm in Canada). I tried adding an address in the marketplace but I can't change the country field.

Help?

[quote name='randomtarget']When I registered, I chose the "choose region based on location" option and my region got set to USA (even though I'm in Canada). I tried adding an address in the marketplace but I can't change the country field.

Help?[/QUOTE]
I don't know if this helps, but:

http://www.cheapassgamer.com/forums/profile.php?do=editoptions

Miscellaneous Options -> CAG Region Settings