If listings are on eBay Canada in Canadian dollars.
In order to change the listings to US dollars ....
The listings must be ended on eBay Canada
The listings must then be edited to US dollars and conform to the requirement to list on eBay.com
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In order to view listing on eBay Canada in US dollars, the listing,must be viewed on eBay.com. The listings are on eBay Canada....eBay automatically adjust the listings so that they can be viewed in US dollars on eBay.com..
The listings do not change on eBay Canada... Canadian dollars will always show.