Unubahe
Upper Chehalis
Upper Grand Valley Dani
Upper Guinea Crioulo
Upper Kinabatangan
Upper Kuskokwim
Upper Necaxa Totonac
Upper Saxon
Upper Sorbian
Upper Tanana
Upper Ta'oih
Upper Taromi
Upper Umpqua
Uradhi
Urak Lawoi'
Urali
Ura (Papua New Guinea)
Urapmin
Urarina
Urartian
Urat
Ura (Vanuatu)
Urdu
Urhobo
Uri
Urigina
Urim
Urimo
Uripiv-Wala-Rano-Atchin
Urningangg
Uru
Uruangnirin
Uruava
Urubú-Kaapor
Urubú-Kaapor Sign Language
Uru-Eu-Wau-Wau
Uruguayan Sign Language
Urum
Urumi
Uru-Pa-In
Usaghade
Usan
Usarufa
Ushojo
Usila Chinantec
Usku
Uspanteco
us-Saare
Usui
Utarmbung
ISO 639-3 Reference Names