Where to look account region?

I want to buy gift card, but i dont know what region do i have, and where to look this up, cuz gift card are region restricted.

For this answer we can’t really give it to you on the forum as it could reveal something about your location, but you should be able to reach out to Customer Support on our website, the Live Channels are opening in a few hours for you to be able to talk to someone (from 1200 - 1400 UTC).

You may also be able to work out the answer by checking your account details registered to us and through this article: https://support.blizzard.com/article/000032784