1st.or.kr
1st.co
1st.io
1st.us
1st.de
1st.at
1st.nz
1st.be
1st.cl
1st.se
1st.si
1st.ею
1st.ad
1st.ua
1st.gw
1st.рф
1st.co.us

1st.us

Extension: .us

.us is the country-code TLD for United States.

Learn more about .us at IANA or Wikipedia, or view all top-level domains.