Generally, any that are kicking around in Canada have been out of service for almost 20 years. Any of the mil-spec aspects of the Cdn CUCV will usually be long gone by now. In the US, they are still coming out of their disposal system at times, since many filtered their way down to other government users.
Shipping in the US isn't that bad, just as long as you pick it up on that side of the border. You could also use up your air miles, fly down and drive it back.
Here is an example of what you'll generally find here in Canada:
http://www.kijiji.ca/v-transmission-...ationFlag=true