WIth the coverage Canada, What are the rates for US calling ?

If you look at the add-ons for International Calls for United States, it lists the Pay As You Go rate as 0.30 / minute.

This rate is for Zone 1 countries which include: Germany, Hong Kong, Iceland, India, Ireland, Israel, Luxembourg, Malaysia, Malta, Mexico, Mongolia, Netherlands, Norway, Peru, Puerto Rico, Romania, Australia, Singapore, Slovakia, South Korea, Sweden, Canada, Brazil, China, Colombia, Denmark, United Kingdom, United States,