Country code (ISO 3166-1) and the country, protectorate, and to the name of the neighborhood with a particular geopolitical sense, is that of a code representing the country.
alpha-2: 2 character country code by.
".jp" And the like are well known as the country code top-level domain on the Internet (with some exceptions)
alpha-3: 3 and country code by the character.
[Application description]
Alpha-2, alpha-3 country code Tap the category button of each location, national flag, the flag will look at the slide.
It has 249 to suit country and regional names all.
[Disclaimer]
For any damage caused by you visit this app, I can not assume any responsibility.