PhoneAT&T, Verizon, Sprint, T-Mobile are among the network operating in USA. You can rent a phone or SIM card when you arrive or before you left home. Roaming fees for foreign mobiles are high and text messages may not always work due to compatibility issues between networks. Pay phones are nearly extinct, with one handy exception—all Metro stations have at least one.
If you are going to be in the United States for a long time, you may wish to consider a long-term service contract. They will give you the best rates on calls, SMS and data, and will also usually include a free or discounted handset. If you are only going to be in the US for a week or less, some carriers (most notably T-Mobile) offer a plan that allows unlimited calling, texting, and data for $2-3 per day, but this will not include international calling.
US telephone numbers are governed by the North American Numbering Plan (NANP) and are invariably written in one of these formats:
If you want to consult or book some services, you can dialing 411 (for local numbers) or 1-area code-555-1212 (for other areas). Most visitor areas and some restaurants and bars have directories with two listings of telephone numbers (often split into two books): the white pages, for an alphabetical listing; and the yellow pages, an advertising-filled listing of business and service establishments by category (e. g. "Taxicabs").
LanguageThe United States does not have an official language at federal level. Most Americans speak English and the other one is Spanish. American English consists of numerous regional dialects. There are four large dialect regions in the United States—the North, the Midland, the South, and the West—and several smaller dialect regions such as those of New York City and Boston. The Native American languages which are spoken on the country’s numerous Indian reservations and Native American cultural events.
There is some different between British English and US English:
chips - crisps
cookies - biscuits
diaper - nappy
elevator - lift
expressway or freeway - motorway
flashlight - torch
fries - chips
gasoline - petrol
line - queue
liquor store - off licence/off sales
movie theatre - cinema
pants - trousers
restroom/bathroom/lavatory - toilet/loo
round-trip ticket - return ticket
to-go (in ordering food) - take-away
trash/garbage – refuse/rubbish