Ulmus sarniensis
Ulmus serotina
Ulmus thomasii
Ulquiorra
UNAIDS
unattend.xml
UNC
Uncyclopedia
Under the Pink
Unesco
Un été à Saint-Tropez
UNGEGN
UNHCR
Unicef
Unicode
Uniform Resource Locator
Uniform Resource Name
Unisist
Universal Pictures
Universitat Politècnica de Catalunya
UNIX
Unix
UNRWA
Unterhaltungssoftware Selbstkontrolle (USK)
ununbium
Ununoctium
Ununpentium
Ununseptium
uplink
UPN
Uppsala
Uranos
Urisadae
Ursus
URT
U.S. Air Force Thunderbirds
Us and Them
USB
User Datagram Protocol
USK
USS Nautilus
Ustí
UTC
Utena
UTF-8
UUENCODE
UUID
UYU
UZS
Uzumaki Naruto
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