.US regulations summary:

Citizenship, local business or other connection with the USA required.

Pricing and requirements for .US domains, USA:

Annual domain fee: USD 100.00
Local company required: NO
Local contact person required: NO
Registration time frame: 1 day(s)

Enter the .us domain name you wish to register, or select an extension group and click search button

For more information on registering .US domain names please refer to:
.US domain names registration