| Ubud, Bali, Indonesia |
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| Ucluelet, British Columbia, Canada |
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| Udaipur, India |
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| Udhagamandalam, India |
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| Uganda |
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| Ukiah, California, United States |
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| Ukraine |
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| Umag, Istria and Kvarner Riviera, Croatia |
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| Umea, Sweden |
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| Ungasan, Indonesia |
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| Union City, Georgia, United States |
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| Union City, California, United States |
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| Uniontown, Ohio, United States |
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| United Arab Emirates |
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| United Kingdom |
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| United States |
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| Universal City, California, United States |
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| Unterhaching, Germany |
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| Unterschleissheim, Germany |
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| Unterseen, Switzerland |
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| Unterwossen, Germany |
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| Upland, California, United States |
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| Uppsala, Sweden |
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| Urangan, Queensland, Australia |
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| Urayasu, Japan |
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| Urbana, Illinois, United States |
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| Urbandale, Iowa, United States |
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| Urbino, Italy |
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| Urgup, Turkey |
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| Uruapan, Mexico |
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| Urubamba, Peru |
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| Uruguay |
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| Utah, United States |
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| Utebo, Spain |
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| Utica, Michigan, United States |
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| Utrecht, Netherlands |
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| Uxmal, Mexico |
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| Uzbekistan |
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