The .us domain is one of the top selling domains in the world as this is the TLD for the country U.S.A. When someone in the USA searches for some thing in the web sites through the search engines, those search engines will check first the .US domains to find the words or images. Because these domains are belongs to real persons or organizations.
This domain is available for the U.S. citizen or permanent residents and to those business or organizations, including federal, state, and local government with an office in the United States.
You must have at least one of the following to register a .us domain.
A natural person (i) who is a citizen or permanent resident of the United States of America or any of its possessions or territories or (ii) whose primary place of domicile is in the United States of America or any of its possessions, or
Any entity or organization that is incorporated within one of the fifty (50) U.S. states, the District of Columbia, or any of the United States possessions or territories or (ii) organized or otherwise constituted under the laws of a state of the United States of America, the District of Columbia, or any of its possessions or territories, or
An entity or organization (including federal, state, or local government of the United States, or a political subdivision thereof) that has a bona fide presence in the United States.
The price of the .us domain for one year is normally:$14.89
You can register it for 1, 2, 5, and 10 years if you are eligible.
As all the people are having their names and companies in the internet if you like or don't like to have a web site now, never mind register and get your desired name as it will be a best decision for the future. Some time when you want to buy the particular domain name it won't be available as it is already taken by someone.