the internet code for United States is - ".us".
Information about .us domains
There are estimated to be about 1,805,017 domains with .us suffix (2014).
The Intended use for .us domains is for entities connected with United States.
Actual use: Was formerly the primary domain name used by state and local governments in the United States, but many of these have since moved to .GOV..
The .us internet code was Introduced in 1985.
The Sponsoring Organisation for .us domains is "NeuStar, Inc.".
Structure of .us ccTLD: Originally registrations were within complex, 3rd or 4th level hierarchy, but currently direct second-level registrations are allowed..
Registration restrictions of .us domain: U.S. nexus requirement can be enforced by challenge, but seldom is..
NeuStar, Inc.'s contact details - See link
For .us domain registration click on the following link - See link
For a whois search on .us domains click on the following link - See link
You can see more details about the .us ccTLD in Wikipedia - See link
Internet website in United States with .us code (2014)
.us code is used by 0.30% of all world's websites.
Most popular websites with .us domain
Internet ipaddress and mailsevers
IP Addresses: 1,585,966,636.
Number of Internet Users (2014)
United States makes up 9.58% of the world's Internet users and it ranked on 2 place compared to other countries in the world.
According to data from internetlivestats.com there are 279,834,232 internet users in United States, which makes up about 86.75% of United States's population (322,583,006).
Search for .us domains on google United States - See link
SOURCES OF INFORMATION
Domain Count Statistics for TLDs - See link