Credit cards are widely accepted within United States (at hotels, shops, and restaurants, travel agencies, car-rental agencies etc.). Discover, Maestro, MasterCard and Visa are the most widely accepted. American Express and JCB are less common. Diners Club is pretty rare. RuPay and UnionPay are unknown.
Automatic teller machines (local name: ATM) are everywhere in United States. Pretty much anywhere you look there will be an ATM. United States has one of the highest ATM densities in the world.
You do not need a chip & PIN card to use an ATM — your standard magnetic card will work fine.
United States uses GSM mobile networks GSM 850 and GSM 1900.
If you don't want to buy SIM card in United States upon arrival, make sure to check the roaming charges with your telecom provider before your departure so there are no surprises when you return home.
To call United States, dial +, then 1 (the country code for United States), then the area code (without the initial 1) and the local number.
For local calls within United States, start with the area code (with the initial 1). In the case above area code is 201 .
No vaccinations are required to enter the country, but it is recommended to perform routine immunizations for your protection and to prevent the spread of infectious diseases.
These apply only to select travelers or persons on work assignments.
There are bus & train lines available in Washington, D.C. which are provided by WMATA (Washington Metropolitan Area Transit Authority) & D.C. Circulator.
Single ticket costs $2.54 while 30-day pass costs $145.00.
In United States you drive on the right side. Most cars have automatic transmission.
Unless otherwise posted, the speed limits for cars and motorcycles are as follows: 24-74 mph (40-120 km/h) in all built-up areas, 44-74 mph (72-120 km/h) on undivided highways, 60-80 mph (97-129 km/h) on motorways and 60-80 mph (97-129 km/h) on expressways.
Right turn on red lights is allowed unless a sign explicitly forbids it.
It is illegal to drive with blood alcohol content higher than 0.08%.