Y.FO and 4.FO - real 1-character short, worlds shortest format!
 

For sale:

Y.FO
4.FO

Real 1-character short domains under a ccTLD - extramly rare. They belong to the shortest normal domains in the world. Making an extreme shortener like http://4.fo or shortest emails like 4@4.fo is possible.

From Faroe (Europe).
Renewal about 65 USD/year/domain (450 DKK)

Details: http://www.1-single-letter-domains.com/?r=Yfo_dc