United States Popular
United States of America
Basic Information
Capital
Washington, D.C.
Washington, D.C.
Major Cities
New York, Los Angeles, Chicago, Houston, Phoenix, Philadelphia
New York, Los Angeles, Chicago, Houston, Phoenix, Philadelphia
Population
331000000
331000000
Area
9833517 km²
9833517 km²
Official Languages
English (de facto)
English (de facto)
Time Zones
UTC-5 to UTC-10
UTC-5 to UTC-10
Country Code
USA
USA
Calling Code
+1
+1
Infrastructure
Driving Side
Right Side
Right Side
Power Plugs
Type A, Type B
Type A, Type B
Voltage
120V
120V
Frequency
60Hz
60Hz
Travel Score
7.0/10
Good for Travel
Climate
Extremely varied from tropical to arctic. Continental climate in most areas with regional variations.
Quick Links
History & Culture
Historical Background
Young nation founded on principles of freedom and democracy. Became global superpower through industrialization and innovation.
Cultural Highlights
Diverse cultures, national parks, entertainment industry, technological innovation, and varied landscapes.
Visa & Entry Information
Vietnamese Citizens
B-2 tourist visa required. ESTA not available for Vietnamese citizens.US Citizens
US citizens travel domestically with driver's license or state ID.EU Citizens
ESTA authorization required for visa waiver program countries.Technology & Connectivity
SIM Card Info
SIM cards from Verizon, AT&T, T-Mobile. Coverage varies significantly by region.
Currency Information
Currency Name
US Dollar
US Dollar
Currency Code
USD
USD
Symbol
$
$
Daily Budget
Backpacker
$60.00/day
Mid-range
$150.00/day
Luxury
$400.00/day
Transportation
Safety & Health
Safety Overview
Generally safe with awareness needed in certain urban areas. Emergency services vary by location.
Safety Rating
3/5
Emergency Numbers
{"police": "911", "fire": "911", "ambulance": "911", "emergency": "911"}
Packing Recommendations
Packing information will be updated soon