How do I check my iPhone's/iPad's Region ?

First Check:

• Go to the Settings app
• Press your NAME
• Select "Media & Purchases"
• Select "View Account"
• Select "Country/Region"
  

When you reach this screen you will see a list of all the countries, scroll until you see a blue tick sign beside the country that your device is set to.

Second Check:

• Go to the Settings app
• Select "General"
• Select "Language & Region
• Select "Region"
  

Here you will see the country which your device is set to likewise.