United States Guide

United States Guide

Country data

Location: North America

Time zone: CET – 6 (New York) or CET – 9 (California)

Total area: 9,826,675 km²

Land area: 9,161,966 km²

Water area: 664,709 km²

Length of the state border: 12,063 km

Bordering countries:
Canada: 8,893 km
Cuba: 29 km (through the US base on Guantanamo Bay)
Mexico: 3,141 km

Coastline: 19,924 km

Capital: Washington, DC

States: 50
Alabama, Alaska, Arizona, Arkansas, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, California, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming

Electric current: 110 V / 60 Hz

Telephone code: 00 1 (Source: Allcitycodes)

Highest point: Mount McKinley 6,194 m


Population: approx. 319 million residents (Countryaah, 2021)

Population growth: 0.8% per year

Population density (residents per km²): 32

Life expectancy: 77 (male), 82 (female)

Official language: English


  • 51% Protestants
  • 24% Roman Catholic
  • 25% other


West (Pacific Coast):

  • temperate to subtropical climate
  • most rain falls in winter

East of the country (Atlantic coast):

  • Summer months are pleasantly warm, winter months are very cold
  • Humidity can get very high in the summer months
  • Rainfall evenly distributed over the year

Gulf region:

  • very hot summer months
  • mild winters (almost always above 0 ° C)
  • a lot of rain in autumn and winter

Central plateau:

  • it is warm all year round
  • Precipitation is very rare

Currency / finance

Currency unit: US dollar (USD)

Division: 1 dollar = 100 cents

ATMs: Available in many cities.

International credit cards: These are accepted by a large number of hotels and shops.

Regulations: Foreign and national currencies can be imported and exported in unlimited amounts. A declaration is required from an equivalent value of 10,000 US dollars.

United States

Customs regulations

The following may be carried duty-free:

  • 200 cigarettes or 50 cigars or 2,000 g tobacco
  • 1 liter of alcoholic beverages
  • small amounts of perfume

(Information applies to people aged 21 and over)

Tourists and people in transit can bring items of personal use with them duty-free.

An English-language doctor’s certificate must be carried with you for all medication you bring with you.

There is an import ban for:

  • Weapons and ammunition
  • pornographic articles
  • All kinds of food
  • Plants of all kinds

Travel advice

The controls on entry and exit have become very strict. Longer handling times are to be expected.

The instructions of the security staff should be followed.


The USA, as the largest economic power in the world, has a diversified industry. Almost all existing branches of industry exist.

Natural resources: bauxite, lead, iron, natural gas, petroleum, gold, wood, coal, copper, molybdenum, nickel, phosphates, silver, uranium, zinc

Land use:

  • Usable land: 19%
  • Grain cultivation: 0%
  • Pasture area: 25%
  • Forests: 30%
  • other: 26%
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