Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Antioch Baptist Church | Church | 24 | Santa Clara | 37 20 35 N | 121 53 16 W |
| Antioch Branch Contra Costa County Library | Building | 14 | Contra Costa | 38 00 17 N | 121 48 45 W |
| Antioch Bridge | Bridge | 2 | Sacramento | 38 01 29 N | 121 45 02 W |
| Antioch Christian Church | Church | 45 | Los Angeles | 33 59 02 N | 118 16 59 W |
| Antioch Church | Church | | Los Angeles | 34 08 39 N | 117 59 49 W |
| Antioch Church of Christ | Church | 27 | San Diego | 32 42 11 N | 117 07 32 W |
| Antioch City Hall | Building | 8 | Contra Costa | 38 00 59 N | 121 48 55 W |
| Antioch City Marina | Locale | 2 | Contra Costa | 38 01 11 N | 121 49 16 W |
| Antioch City Park | Park | 7 | Contra Costa | 38 00 38 N | 121 48 24 W |
| Antioch Community Park | Park | 43 | Contra Costa | 37 58 44 N | 121 49 10 W |
| Antioch Dunes National Wildlife Refuge | Park | 10 | Contra Costa | 38 00 55 N | 121 47 38 W |
| Antioch First Church of God | Church | 16 | Contra Costa | 37 59 49 N | 121 47 38 W |
| Antioch High School | School | 12 | Contra Costa | 38 00 23 N | 121 48 57 W |
| Antioch Historical Center | Building | 10 | Contra Costa | 38 00 52 N | 121 48 44 W |
| Antioch Hospital (historical) | Hospital | 10 | Contra Costa | 38 00 50 N | 121 48 20 W |
| Antioch Junior High School | School | 12 | Contra Costa | 38 00 22 N | 121 48 39 W |
| Antioch Missionary Baptist Church | Church | 7 | Contra Costa | 37 55 37 N | 122 21 10 W |
| Antioch Missionary Baptist Church | Church | 8 | Los Angeles | 33 47 12 N | 118 10 27 W |
| Antioch Missionary Baptist Church | Church | 268 | Riverside | 33 55 50 N | 117 24 09 W |
| Antioch Municipal Reservoir | Reservoir | 52 | Contra Costa | 37 58 40 N | 121 48 33 W |
| Antioch Pier | Locale | 0 | Contra Costa | 38 01 12 N | 121 45 01 W |
| Antioch Point | Cape | 1 | Contra Costa | 38 01 26 N | 121 49 32 W |
| Antioch Post Office | Post Office | 20 | Contra Costa | 37 59 49 N | 121 48 34 W |
| Antioch Presbyterian Church | Church | | Los Angeles | 34 13 01 N | 118 14 33 W |
| Antioch Progressive Baptist Church | Church | 11 | Sacramento | 38 33 03 N | 121 26 16 W |
| Antioch Public Fishing Pier | Locale | 0 | Contra Costa | 38 01 06 N | 121 48 52 W |
| Antioch Reach | Channel | -7 | Sacramento | 38 01 24 N | 121 47 50 W |
| Antioch Reservoir 3-000 Dam | Dam | 52 | Contra Costa | 37 58 30 N | 121 48 22 W |
| Antioch Square Shopping Center | Locale | 13 | Contra Costa | 38 00 16 N | 121 48 24 W |
| Antioch Station (historical) | Locale | 15 | Contra Costa | 38 00 07 N | 121 48 22 W |
| Antioch Temple Baptist Church | Church | 62 | Los Angeles | 34 02 09 N | 118 17 00 W |
| Antlers | Populated Place | 343 | Shasta | 40 53 44 N | 122 22 16 W |
| Antlers Campground | Locale | 331 | Shasta | 40 53 15 N | 122 22 43 W |
| Antoine Canyon | Valley | | Placer | 39 08 22 N | 120 35 00 W |
| Anton Lyons Ranch | Locale | 735 | Humboldt | 41 11 03 N | 123 55 17 W |
| Anton Stadium | Park | 216 | Mendocino | 39 09 02 N | 123 13 20 W |
| Antone Basin | Basin | 925 | Trinity | 40 02 04 N | 123 13 03 W |
| Antone Canyon | Valley | | Monterey | 36 00 34 N | 120 50 23 W |
| Antone Canyon | Valley | | San Diego | 32 45 44 N | 116 24 47 W |
| Antone Creek | Stream | | Humboldt | 40 26 09 N | 124 12 24 W |
| Antone Creek | Stream | | Trinity | 40 00 54 N | 123 12 43 W |
| Antone Lake | Lake | 1015 | Trinity | 40 02 18 N | 123 12 54 W |
| Antone Meadows | Flat | 2095 | Placer | 39 12 04 N | 120 09 11 W |
| Antone School (historical) | School | 146 | Alameda | 37 44 08 N | 121 52 06 W |
| Antonelli Pond | Reservoir | 10 | Santa Cruz | 36 57 17 N | 122 03 37 W |
| Antonio | Populated Place | 76 | Santa Barbara | 34 50 07 N | 120 34 12 W |
| Antonio Mountain | Summit | 355 | Marin | 38 11 36 N | 122 44 05 W |
| Antsell Rock | Summit | 2333 | Riverside | 33 43 48 N | 116 38 29 W |
| Antwine Gulch | Valley | | El Dorado | 38 56 21 N | 120 49 19 W |
| Anvil Camp | Locale | 3030 | Inyo | 36 41 33 N | 118 19 32 W |
| Anvil Canyon | Valley | | San Bernardino | 35 35 10 N | 116 19 32 W |
| Anvil Spring | Spring | 1288 | Inyo | 35 55 23 N | 117 05 03 W |
| Anvil Spring Canyon | Valley | | Inyo | 35 58 06 N | 116 48 06 W |
| Anza | Populated Place | -14 | Imperial | 32 48 01 N | 115 29 54 W |
| Anza | Populated Place | 1195 | Riverside | 33 33 18 N | 116 40 25 W |
| Anza Branch San Francisco Public Library | Building | 73 | San Francisco | 37 46 43 N | 122 29 51 W |
| Anza Ditch | Stream | | Imperial | 33 19 17 N | 115 56 10 W |
| Anza Elementary School | School | 33 | Los Angeles | 33 50 03 N | 118 21 54 W |
| Anza Elementary School | School | 152 | San Diego | 32 46 53 N | 116 56 52 W |
| Anza Expedition Historical Marker | Park | 10 | San Mateo | 37 33 44 N | 122 19 42 W |
| Anza Lagoon | Bay | 0 | San Mateo | 37 35 28 N | 122 20 40 W |
| Anza Narrows Park | Park | 219 | Riverside | 33 57 57 N | 117 25 38 W |
| Anza School | School | 30 | Los Angeles | 33 55 23 N | 118 22 15 W |
| Anza School | School | 92 | San Francisco | 37 46 49 N | 122 26 47 W |
| Anza Trail | Trail | 549 | San Diego | 33 25 16 N | 116 28 35 W |
| Anza Valley | Basin | 1267 | Riverside | 33 34 30 N | 116 42 03 W |
| Anza-Borrego Desert State Park | Park | 146 | San Diego | 33 13 44 N | 116 15 40 W |
| Anza-Borrego Desert State Park Headquarters | Locale | 229 | San Diego | 33 16 09 N | 116 24 24 W |
| Anzar Lake | Lake | 114 | San Benito | 36 53 21 N | 121 36 02 W |
| Apache Canyon | Valley | | Ventura | 34 44 49 N | 119 24 40 W |
| Apache Mine | Mine | 1154 | Kern | 35 27 29 N | 117 48 28 W |
| Apache Peak | Summit | 2302 | Riverside | 33 43 07 N | 116 37 36 W |
| Apache Potrero | Flat | 1559 | Ventura | 34 52 00 N | 119 19 33 W |
| Apache Saddle | Gap | 1859 | Kern | 34 51 38 N | 119 12 34 W |
| Apache Saddle Station | Locale | 1859 | Kern | 34 51 37 N | 119 12 39 W |
| Apache School | School | 1055 | Ventura | 34 42 24 N | 119 22 39 W |
| Apache Spring | Spring | 2089 | Riverside | 33 43 11 N | 116 37 13 W |
| Apanolio Creek | Stream | | San Mateo | 37 28 34 N | 122 24 43 W |
| Aperture Peak | Summit | 4033 | Inyo | 37 07 06 N | 118 31 50 W |
| Apex | Populated Place | 575 | El Dorado | 38 43 37 N | 120 49 24 W |
| Apex Mine | Mine | 1214 | Del Norte | 41 48 03 N | 123 52 01 W |
| Apex Mine | Mine | 1201 | San Bernardino | 34 38 53 N | 117 16 08 W |
| Apollo | Populated Place | 959 | San Bernardino | 35 20 30 N | 116 52 28 W |
| Apollo Lake | Lake | 3214 | Fresno | 37 19 60 N | 118 53 26 W |
| Apollo Park | Park | 31 | Los Angeles | 33 55 36 N | 118 09 16 W |
| Apollo Park | Park | 710 | Los Angeles | 34 44 32 N | 118 11 59 W |
| Apolo High School | School | 281 | Ventura | 34 16 12 N | 118 44 09 W |
| Aposento Alto Foursquare Church | Church | | Los Angeles | 34 13 11 N | 118 22 18 W |
| Apostles Lutheran Church | Church | 50 | Santa Clara | 37 14 14 N | 121 50 25 W |
| Apostolic Assembly Church | Church | 101 | Kern | 35 28 50 N | 119 16 51 W |
| Apostolic Assembly Church | Church | 126 | Kern | 35 22 06 N | 118 58 02 W |
| Apostolic Assembly Church | Church | | Los Angeles | 34 17 29 N | 118 25 37 W |
| Apostolic Assembly Church | Church | 42 | Merced | 37 22 59 N | 120 42 52 W |
| Apostolic Assembly Church | Church | 102 | Monterey | 36 12 44 N | 121 07 33 W |
| Apostolic Assembly Church | Church | 186 | Riverside | 33 53 17 N | 117 34 59 W |
| Apostolic Assembly Church | Church | 82 | Riverside | 33 36 49 N | 114 36 29 W |
| Apostolic Assembly Church | Church | 287 | San Bernardino | 34 03 13 N | 117 38 22 W |
| Apostolic Assembly Church | Church | 119 | San Diego | 32 45 39 N | 117 06 49 W |
| Apostolic Assembly Church | Church | 24 | San Diego | 32 42 03 N | 117 06 51 W |
| Apostolic Assembly Faith Church | Church | 26 | Santa Clara | 37 20 22 N | 121 53 13 W |
| Apostolic Assembly of God Church | Church | 105 | San Diego | 33 11 35 N | 117 14 50 W |
| Apostolic Assembly of God Church | Church | 118 | Tulare | 36 12 47 N | 119 04 46 W |
| Apostolic Assembly of the Faith in Christ Church | Church | 220 | San Diego | 33 23 11 N | 117 15 06 W |
| Apostolic Assembly of the Faith in Christ Jesus Church | Church | 76 | Kings | 36 19 45 N | 119 38 37 W |
| Apostolic Assembly of the Faith in Christ Jesus Church | Church | 36 | Santa Barbara | 34 38 02 N | 120 27 35 W |
| Apostolic Assembly of the Faith in Christ Jesus Church | Church | 62 | Santa Clara | 37 01 21 N | 121 34 49 W |
| Apostolic Assembly of the Faith in Jesus Church | Church | 725 | Riverside | 33 55 32 N | 116 53 06 W |
| Apostolic Assembly Spanish Church | Church | 124 | Kern | 35 15 60 N | 118 54 40 W |
| Apostolic Bible Church | Church | 51 | Sonoma | 38 26 42 N | 122 42 48 W |
| Apostolic Bible Way Church | Church | 7 | Alameda | 37 48 56 N | 122 16 34 W |