| us.com | United States | eu.com | Europe |
| br.com | Brazil | cn.com | China |
| de.com | Germany | hu.com | Hungary |
| no.com | Norway | qc.com | Quebec |
| se.com & se.net | Sweden | sa.com | Suadi Arabia |
| ru.com | Russian Federation | uk.com & uk.net | United Kingdom |
| uy.com | Uruguay | za.com | South Africa |
New businesses coming online that want descriptive domains
e.g. wirelessphone.us.comor builders.eu.com
Corporate entities to protect their digital brands
e.g. AT&T, BMW
Existing businesses that want to shorten their domains
e.g. jrcindustriesin.com -> jrc.us.com
Online businesses that want rare keywords in their domains
e.g. nameregistration.us.com or onlinemarketing.us.com
Personal users that didn't get to own their surnames
e.g. harris.us.com or martin.us.com
CentralNic is a domain name registry based in the UK supplying 2nd level domains such as .us.com, offering further choice to the present domain name market.
No. There are no restrictions or rules when registering these domains, unlike other domains which require you to be a citizen of the country in order to make a purchase.