Q: want to add a canadian iTunes gift card but have a us iTunes account?
I Have a Us account and recently moved to canada and want to add a canadian iTunes gift card to my account
Posted on May 24, 2016 2:21 PM
by Mobile Blues,Apple recommended
You can't. For all sorts of reasons like taxing authority, copyright issues, etc. your iTunes account is tied to the iTunes store in the country where you reside. You will need to change your country of origin in your iTunes profile.
Read this Apple Knowledge Base Article
Change your iTunes Store country or region - Apple Support
-And This One-
Posted on May 24, 2016 3:19 PM