Доменные зоны
UK - United Kingdom
UM - Minor Outlying I.
US - United States
UY - Uruguay
UZ - Uzbekistan
VA - Vatican
VC - St. Vincent-Grenadines
VE - Venezeula
VG - Virgin Islands (BR)
VI - Virgin Islands (US)
VN - Vietnam
VU - Vanuatu
WF - Wallis and Futuna I.
WS - Samoa
YE - Yemen
YT - Mayotte
YU - Yugoslavia
ZA - South Africa
ZM - Zambia
ZR - Zaire