Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Upper Tinta Campground | Locale | 1356 | Santa Barbara | 34 44 28 N | 119 28 44 W |
| Upper Town | Populated Place | 2457 | Mono | 38 21 16 N | 119 07 05 W |
| Upper Town Public School (historical) | School | 598 | El Dorado | 38 44 08 N | 120 47 25 W |
| Upper Trough Canyon Spring | Spring | 1156 | Santa Barbara | 34 52 14 N | 119 46 06 W |
| Upper Truckee Ranger Station | Locale | 1951 | El Dorado | 38 49 47 N | 120 01 32 W |
| Upper Truckee River | Stream | | El Dorado | 38 56 32 N | 119 59 46 W |
| Upper Tuledad Valley | Valley | | Lassen | 41 01 17 N | 120 04 14 W |
| Upper Turney Dam | Dam | 1 | Marin | 38 02 42 N | 122 53 34 W |
| Upper Turret Lakes | Lake | 3563 | Fresno | 37 16 35 N | 118 50 04 W |
| Upper Twin Lake | Lake | 2623 | Fresno | 37 17 46 N | 119 09 33 W |
| Upper Twin Lake | Lake | 2171 | Shasta | 40 42 23 N | 121 36 00 W |
| Upper Twin Lake | Lake | 1995 | Shasta | 40 30 07 N | 121 22 17 W |
| Upper Twin Lake 531 Dam | Dam | 2163 | Mono | 38 09 12 N | 119 21 04 W |
| Upper Twin Lakes Summer Home Area | Locale | 2187 | Mono | 38 08 43 N | 119 22 01 W |
| Upper Van Norman Lake | Reservoir | 368 | Los Angeles | 34 18 12 N | 118 29 29 W |
| Upper Velma Lake | Lake | 2427 | El Dorado | 38 55 42 N | 120 08 56 W |
| Upper Vermillion Campground | Locale | 2350 | Fresno | 37 24 16 N | 118 56 42 W |
| Upper Village Shopping Center | Locale | 13 | Santa Cruz | 36 58 49 N | 121 57 21 W |
| Upper Waldorff Ranch | Locale | 1230 | Trinity | 40 49 05 N | 123 15 28 W |
| Upper Warm Spring | Spring | 554 | Inyo | 36 49 55 N | 117 44 21 W |
| Upper Well | Well | 130 | Merced | 37 26 02 N | 120 18 45 W |
| Upper West Side Drain | Canal | 84 | Riverside | 33 39 53 N | 114 37 12 W |
| Upper White Lake (historical) | Lake | 10 | Stanislaus | 37 34 60 N | 121 11 48 W |
| Upper Willows | Woods | 686 | Riverside | 33 26 32 N | 116 30 33 W |
| Upper Winter Creek Trail | Trail | 829 | Los Angeles | 34 12 08 N | 118 01 47 W |
| Upper Woolsey Spring | Spring | 1285 | Nevada | 39 24 40 N | 120 52 04 W |
| Upper Wright Lake | Lake | 2261 | Siskiyou | 41 35 08 N | 123 04 38 W |
| Upper Yosemite Falls | Falls | 1599 | Mariposa | 37 45 23 N | 119 35 49 W |
| Upton | Populated Place | 1141 | Siskiyou | 41 20 28 N | 122 20 53 W |
| Upton Canyon | Valley | | San Luis Obispo | 35 31 56 N | 120 24 16 W |
| Upton Church of Christ | Church | 382 | San Bernardino | 34 09 26 N | 117 17 40 W |
| Upton Ranch | Locale | 391 | San Luis Obispo | 35 31 51 N | 120 23 53 W |
| Upton Station San Bernardino Post Office | Post Office | 357 | San Bernardino | 34 08 08 N | 117 17 24 W |
| Uptown and Country Shopping Center | Locale | 402 | San Bernardino | 34 06 21 N | 117 39 10 W |
| Uptown Church of Christ | Church | 27 | Los Angeles | 33 49 29 N | 118 11 07 W |
| Uptown Church of Christ | Church | 38 | San Francisco | 37 46 42 N | 122 25 55 W |
| Uptown District Shopping Center | Locale | 86 | San Diego | 32 44 59 N | 117 09 15 W |
| Urabe Park | Park | 15 | Monterey | 36 40 48 N | 121 38 56 W |
| Urbain H Plavan Elementary School | School | 9 | Orange | 33 43 00 N | 117 57 38 W |
| Urban School of San Francisco | School | 78 | San Francisco | 37 46 15 N | 122 26 47 W |
| Urbita Elementary School | School | 315 | San Bernardino | 34 05 09 N | 117 18 17 W |
| Urbita School | School | 315 | San Bernardino | 34 05 08 N | 117 18 18 W |
| Urbita School (historical) | School | 312 | San Bernardino | 34 05 15 N | 117 18 04 W |
| Urcado Springs | Spring | 1457 | Kern | 34 55 10 N | 118 43 21 W |
| Ure Mountain | Summit | 672 | Yuba | 39 18 33 N | 121 16 55 W |
| Urgon | Populated Place | 17 | San Joaquin | 38 09 29 N | 121 16 18 W |
| Urrutia Ranch | Locale | 150 | Madera | 37 00 41 N | 119 45 41 W |
| Urruttia Canyon | Valley | | Fresno | 36 22 08 N | 120 26 30 W |
| Ursa Lake | Lake | 3508 | Fresno | 37 19 54 N | 118 47 53 W |
| Ursuline High School | School | 51 | Sonoma | 38 29 37 N | 122 44 30 W |
| Usal | Locale | 9 | Mendocino | 39 50 08 N | 123 50 37 W |
| Usal Campground | Locale | 7 | Mendocino | 39 50 05 N | 123 50 39 W |
| Usal Creek | Stream | | Mendocino | 39 49 57 N | 123 51 07 W |
| Usal Rock | Island | 0 | Mendocino | 39 48 14 N | 123 50 43 W |
| USC University Hospital Heliport | Airport | 111 | Los Angeles | 34 03 14 N | 118 12 09 W |
| USDA Plant Materials Center | Building | 101 | Alameda | 37 39 49 N | 121 53 22 W |
| USDA Rice Experimental Station | Locale | 31 | Butte | 39 27 51 N | 121 43 60 W |
| Useless Lake | Lake | 3168 | Fresno | 37 28 24 N | 119 01 46 W |
| Usher Gulch | Valley | | Trinity | 41 03 33 N | 122 42 17 W |
| Usher Hill | Summit | 985 | Trinity | 40 57 21 N | 122 44 03 W |
| Usibelli Number 2 2413-002 Dam | Dam | 193 | Napa | 38 36 12 N | 122 23 16 W |
| USMC Mountain Warfare School | School | 2078 | Mono | 38 21 35 N | 119 30 46 W |
| Usona Fire Station | Locale | 877 | Mariposa | 37 27 50 N | 119 47 04 W |
| USS San Francisco Memorial | Park | 56 | San Francisco | 37 46 58 N | 122 30 42 W |
| Utah Elementary School | School | 81 | Los Angeles | 34 02 58 N | 118 13 29 W |
| Utica 99-006 Dam | Dam | 2080 | Alpine | 38 26 17 N | 120 00 18 W |
| Utica Ditch | Canal | 954 | Calaveras | 38 10 32 N | 120 21 37 W |
| Utica Mine | Mine | 439 | Calaveras | 38 04 14 N | 120 32 23 W |
| Utica Park | Park | 443 | Calaveras | 38 04 24 N | 120 32 38 W |
| Utica Powerhouse | Locale | 759 | Calaveras | 38 09 09 N | 120 26 24 W |
| Utica Reservoir | Reservoir | 2080 | Alpine | 38 26 17 N | 120 00 18 W |
| Utt Elementary School | School | 30 | Orange | 33 44 01 N | 117 48 23 W |
| Utt Park | Park | 37 | Orange | 33 44 22 N | 117 49 55 W |
| Uva | Populated Place | 107 | Fresno | 36 37 08 N | 119 29 23 W |
| Uvas 1006-002 Dam | Dam | 128 | Santa Clara | 37 03 57 N | 121 41 26 W |
| Uvas Creek | Stream | | Santa Clara | 36 58 19 N | 121 32 48 W |
| Uvas Reservoir | Reservoir | 128 | Santa Clara | 37 03 57 N | 121 41 26 W |
| Uvas School (historical) | School | 197 | Santa Clara | 37 05 35 N | 121 44 45 W |
| V P Mine | Mine | 1520 | San Bernardino | 34 22 44 N | 117 05 23 W |
| V Spring | Spring | 1361 | Trinity | 40 26 55 N | 123 17 36 W |
| VA Medical Center Heliport | Airport | 24 | Los Angeles | 33 46 33 N | 118 07 13 W |
| Vaca Canyon | Valley | | Contra Costa | 37 57 55 N | 122 08 49 W |
| Vaca Dixon Substation | Locale | 25 | Solano | 38 24 03 N | 121 55 14 W |
| Vaca Flat | Flat | 403 | San Luis Obispo | 35 19 26 N | 120 28 08 W |
| Vaca Mountains | Range | 859 | Napa | 38 24 02 N | 122 06 22 W |
| Vaca Pena Middle School | School | 35 | Solano | 38 20 59 N | 121 57 09 W |
| Vaca Valley | Valley | | Solano | 38 20 06 N | 121 58 56 W |
| Vaca Valley Hospital | Hospital | 34 | Solano | 38 21 21 N | 121 57 06 W |
| Vaca Valley Hospital Heliport | Airport | 34 | Solano | 38 21 20 N | 121 57 08 W |
| Vaca Valley Raceway | Locale | 23 | Solano | 38 24 27 N | 121 53 58 W |
| Vaca Valley Union Grammar School (historical) | School | 52 | Solano | 38 21 28 N | 121 59 01 W |
| Vaca Village Shopping Center | Locale | 45 | Solano | 38 21 08 N | 121 58 29 W |
| Vaca-Dixon Gliderport (historical) | Airport | 24 | Solano | 38 24 21 N | 121 54 22 W |
| Vacation Beach | Populated Place | 22 | Sonoma | 38 29 23 N | 123 00 48 W |
| Vacation Isle | Island | 4 | San Diego | 32 46 29 N | 117 14 10 W |
| Vacation Pass | Gap | 3913 | Inyo | 36 36 49 N | 118 18 04 W |
| Vacaville | Populated Place | 53 | Solano | 38 21 24 N | 121 59 16 W |
| Vacaville Airport | Airport | 66 | Solano | 38 19 42 N | 122 01 08 W |
| Vacaville Branch Solano County Public Library | Building | 54 | Solano | 38 21 04 N | 121 59 41 W |
| Vacaville Christian Academy | School | 47 | Solano | 38 20 18 N | 121 59 06 W |
| Vacaville City Hall | Building | 54 | Solano | 38 21 07 N | 121 59 39 W |
| Vacaville Commons Shopping Center | Locale | 39 | Solano | 38 21 50 N | 121 57 49 W |
| Vacaville Elmira Cemetery | Cemetery | 55 | Solano | 38 20 49 N | 121 57 38 W |
| Vacaville High School | School | 58 | Solano | 38 21 37 N | 121 59 46 W |
| Vacaville High School Annex | School | 59 | Solano | 38 21 35 N | 121 59 52 W |
| Vacaville Junction | Populated Place | 29 | Solano | 38 17 44 N | 121 57 55 W |
| Vacaville Museum | Building | 57 | Solano | 38 21 24 N | 121 59 41 W |
| Vacaville Post Office | Post Office | 56 | Solano | 38 21 33 N | 121 59 29 W |
| Vacaville Town Hall (historical) | Building | 53 | Solano | 38 21 23 N | 121 59 10 W |
| Vaccaro (historical) | Populated Place | 129 | Kern | 35 11 40 N | 118 48 55 W |