The two-letter country abbreviation for United States is US, the three-letter code is USA. Country-specific domains ending with .us, e.g. www.my-domain.us
The country-code TLD (Top Level Domain) of United States is .us, for example www.your-domain.us
The geographic center of United States is approx. 0 km away (flight route) from USA.
Source: entfernungsrechner.net: Distance USA » United States
In the immediate vicinity of United States are countries such as Mexico, Serbia and Montenegro & Bahamas.