| Universitetet i Urbygningen | Universitetet i Urbygningen | Norway, Oslo, Karl Johans gate 47 | 1990-09-07 | 1990-09-14 | 1990–2006 | 3 | |
| UNRWA School | UNRWA School | Palestinian Territories, Jenin | 2008-10-09 | -- | 2008 | 1 | |
| Ural'sk | Ural'sk | Russia, Ural'sk | -- | -- | | 1 | |
| Upper Yarra Arts Centre | Upper Yarra Arts Centre | Australia, Warburton, 3409 Warburton Hwy | 2001-03-31 | 2001-08-25 | 2001 | 2 | |
| Ustinov Studio | Ustinov Studio | England, Bath, Sawclose, (Behind the Theatre Royal) | 1999-07-01 | 1999-07-03 | 1999 | 1 | |
| Ukkel | Ukkel | Belgium, Ukkel | -- | -- | | | |
| Uggdal i Tysnes | Uggdal i Tysnes | Norway, Uggdal i Tysnes | 2009-07-12 | -- | 2009 | 1 | |
| Utstillingshallen | Utstillingshallen | Norway, Molde | 1952-03-03 | -- | 1952–1956 | 3 | |
| Université Cheikh-Anta-Diop | Université Cheikh-Anta-Diop | Senegal, Dakar | 2021-05-04 | -- | 2021 | 1 | |
| University of Dhaka | University of Dhaka | Bangladesh, Dacca, Ramna | -- | -- | | | |
| University of Victoria | University of Victoria | Canada, Victoria, 3800 Finnerty Rd | 2002-03-14 | 2002-03-30 | 2002 | 1 | |
| Ungdomsmötet i Lidköping | Ungdomsmötet i Lidköping | Sweden, Lidköping | 1911-06-23 | -- | 1911 | 1 | |
| Ushigome Kaikan Hall | Ushigome Kaikan Hall | Japan, Tokyo | 1924-02-07 | 1924-02-14 | 1924 | 1 | |
| Umělecká beseda na Malé straně | Umělecká beseda na Malé straně | Czech Republic, Prague | 1940-11-16 | -- | 1940 | 1 | |
| University Auditorium | University Auditorium | United States, Columbia, Columbia | 1920-04-05 | -- | 1920 | 1 | |
| University of South Florida | University of South Florida | United States, Tampa, 3837 USF Holly Drive | 2018-01-11 | 2018-01-28 | 2018 | 1 | |
| Union Theatre | Union Theatre | United States, Missoula | 1909-01-14 | 1909-01-14 | 1909 | 1 | |
| University Theatre, University of California | University Theatre, University of California | United States, Davis | 1979-03-15 | 1981-05-30 | 1979–1981 | 2 | |
| University Students' Centre, Xianlin Campus | University Students' Centre, Xianlin Campus | China, Nanjing, Nanjing University | 2010-10-22 | 2010-10-23 | 2010 | 5 | |
| Unterländische Volksbühne Bruchsal | Unterländische Volksbühne Bruchsal | Germany, Bruchsal | 1954-09-15 | -- | 1954 | 1 | |
| Ullensaker Kulturhus | Ullensaker Kulturhus | Norway, Jessheim, Furusethgata 12 | 2001-11-01 | 2020-11-09 | 2001–2020 | 11 | |
| University of Waterloo | University of Waterloo | Canada, Waterloo, 200 University Ave W | 1963-10-22 | -- | 1963 | 1 | |
| Université Inter-Âges | Université Inter-Âges | France, Versailles, 6 impasse des gendarmes | 2019-06-20 | -- | 2019 | 1 | |
| Utrechtse School, De | De Utrechtse School | Netherlands, Utrecht, Boorstraat 107 | 1994-12-17 | -- | 1994 | 1 | |
| University Theatre, University of Arizona | University Theatre, University of Arizona (University Theatre) | United States, Tucson | 1963-04-30 | 1963-05-04 | 1963 | 1 | |
| Unterschleißheim Bürgerhaus | Unterschleißheim Bürgerhaus | Germany, Unterschleißheim, Rathausplatz 1 | 1997-10-25 | 1997-10-25 | 1997 | 1 | |
| Under Bredesøylen i Mesnaelva | Under Bredesøylen i Mesnaelva | Norway, Lillehammer | 2006-03-02 | 2006-03-04 | 2006 | 1 | |
| University Theatre University of Minnesota, The | The University Theatre University of Minnesota | United States, Minneapolis | 1934-07-05 | 1934-07-07 | 1934 | 1 | |
| University of North Carolina | University of North Carolina | United States, Chapel Hill, 209 South Road | 1920-11-20 | 1921-11-19 | 1920–1921 | 2 | |
| Uffculme Village Hall | Uffculme Village Hall | England, Uffculme, Devon | 2003-03-19 | -- | 2003 | 1 | |
| Uppsala | Uppsala | Sweden, Uppsala | 1911-07-11 | 1911-07-12 | 1911–1952 | 4 | |
| Upsala Teater | Upsala Teater | Sweden, Uppsala | 1871-11-21 | 1893-04-09 | 1871–1893 | 8 | |
| Utica | Utica | United States, Utica | 1903-10-08 | 1903-10-08 | 1903 | 1 | |
| Ulricehamn | Ulricehamn | Sweden, Ulricehamn | 1989-11-24 | 1989-11-24 | 1989–1993 | 2 | |
| Upstairs at the Gatehouse | Upstairs at the Gatehouse | England, London, Highgate Village | 2015-10-13 | 2015-10-17 | 2015 | 1 | |
| Ukranian Orthodox Centre | Ukranian Orthodox Centre | Canada, Kamloops | 1978-01-31 | -- | 1978 | 1 | |
| University of Sheffield Drama Studio | University of Sheffield Drama Studio | England, Sheffield, Shearwood Rd | 2007-09-24 | 2018-09-22 | 2007–2018 | 3 | |
| Ufa-Theater Friedrichstrasse | Ufa-Theater Friedrichstrasse | Germany, Berlin, Friedrichstrasse 180 | 1935-12-21 | -- | 1935 | 1 | |
| UCSB Main Theatre | UCSB Main Theatre | United States, Santa Barbara | 1984-07-19 | 1984-07-28 | 1984 | 1 | |
| Ungarns ambassade | Ungarns ambassade | Norway, Oslo, Sophus Lies gate 3 | 1992-- | 1993-- | 1992 | 1 | |
| University of Texas, The | The University of Texas | United States, Austin, 1 University Station | 1911-02-01 | 1911-02-01 | 1911 | 1 | |
| Újpest | Újpest | Hungary, Budapest, Újpest | 1912-11-01 | -- | 1912–1913 | 2 | |
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