.zm is for Zambia
Registration web site:
Second Level Domains Registered
Third Level Domains Registered
ICANN records: http://www.iana.org/root-whois/zm.htm
Notes: .zm, .co.zm, and .org.zm registered. Web site states: "We generally require that the organization being registered have a presence in Zambia." Policy on registering .zm vs. .co.zm is unclear. Dispute policy uses wording from RFC1591.
Domain Registration Rules: