United States of America (United States)
United States of America (United States of America)
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Emblems
Geography
- Capital: Washington, D.C.
- Total Area: 9525067 km2
- Land Area: 9147593 km2
- Landlocked: No
Codes
| ISO3166 Alpha 2 Code | ISO3166 Alpha 3 Code | ISO3166 Numeric Code |
|---|---|---|
| US | USA | 840 |
Communication
- Aviation Agency: Federal Aviation Administration
- Road Drive Side: RHT
- Rail Drive Side: RHT
Communication
- Unit System: United States customary units
- Country Calling Code: 1
- International Dialing Prefix: 11
Demography
- Demonym: American
- Population: 327988000 (06/30/2018)
| City | Inhabitants | Altitude |
|---|---|---|
| Washington, D.C. | 2.000000 |