List of places in California (B)
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| Name of place | Number of counties | Principal county | Lower zip code | Upper zip code |
| Baden | 1 | San Mateo County | 94080 | |
| Badger | 1 | Tulare County | 93603 | |
| Badwater | 1 | Inyo County | ||
| Bagby | 1 | Mariposa County | 95311 | |
| Bagdad | 1 | San Bernardino County | 92304 | |
| Bahia | 1 | Solano County | ||
| Bailey | 1 | Los Angeles County | 90601 | |
| Bailhache | 1 | Sonoma County | ||
| Baker | 1 | San Bernardino County | 92309 | |
| Bakersfield | 1 | Kern County | 93301 | 89 |
| Bakersfield Corrals | 1 | Kern County | ||
| Bakersfield East | 1 | Kern County | 93305 | |
| Bakersfield South | 1 | Kern County | 93304 | |
| Balance Rock | 1 | Tulare County | 93260 | |
| Balboa | 1 | Orange County | 92661 | |
| Balboa Bay Shores | 1 | Orange County | ||
| Balboa Island | 1 | Orange County | 92662 | |
| Balch | 1 | San Bernardino County | ||
| Balch Camp | 1 | Fresno County | 93649 | |
| Balderson Station | 1 | El Dorado County | ||
| Baldwin Hills | 1 | Los Angeles County | 90056 | |
| Baldwin Lake | 1 | San Bernardino County | 92314 | |
| Baldwin Park | 1 | Los Angeles County | 91706 | |
| Baldy Mesa | 1 | San Bernardino County | 92392 | |
| Ballarat | 1 | Inyo County | 93562 | |
| Ballard | 1 | Santa Barbara County | 93463 | |
| Ballico | 1 | Merced County | 95303 | |
| Ballou | 1 | San Bernardino County | ||
| Ballroad | 1 | Orange County | 90630 | |
| Balls Ferry | 1 | Shasta County | 96007 | |
| Baltimore Park | 1 | Marin County | 94939 | |
| Baltimore Town | 1 | Nevada County | ||
| Bancroft | 1 | Contra Costa County | ||
| Bancroft Point | 1 | San Diego County | ||
| Bandini | 1 | Los Angeles County | 90022 | |
| Bangor | 1 | Butte County | 95914 | |
| Bankhead Springs | 1 | San Diego County | 92034 | |
| Banner | 1 | San Diego County | ||
| Banning | 1 | Riverside County | 92220 | |
| Bannister | 1 | Kern County | ||
| Bannock | 1 | San Bernardino County | ||
| Banta | 1 | San Joaquin County | 95304 | |
| Barbara Terrace | 1 | San Diego County | ||
| Barber | 1 | Butte County | ||
| Barber City | 1 | Orange County | 92683 | |
| Bard | 1 | Imperial County | 92222 | |
| Bardi | 1 | San Joaquin County | ||
| Bardsdale | 1 | Ventura County | 93015 | |
| Barkerville | 1 | Lake County | ||
| Barlow | 1 | Sonoma County | ||
| Barnwell | 1 | San Bernardino County | ||
| Baroda | 1 | Santa Barbara County | ||
| Barona | 1 | San Diego County | ||
| Barona Rancheria | 1 | San Diego County | 92040 | |
| Barrett | 1 | Mariposa County | ||
| Barrett | 1 | San Diego County | 92017 | |
| Barrett Junction | 1 | San Diego County | ||
| Barrington | 1 | Los Angeles County | 90049 | |
| Barro | 1 | Napa County | ||
| Barron Park | 1 | Santa Clara County | 94306 | |
| Barstow | 1 | Fresno County | ||
| Barstow | 1 | San Bernardino County | 92311 | |
| Barstow Colony | 1 | Fresno County | 93705 | |
| Barstow Marine Corps Logistics Base | 1 | San Bernardino County | 92311 | |
| Barsug | 1 | Santa Barbara County | ||
| Bartle | 1 | Siskiyou County | ||
| Bartlett | 1 | Inyo County | ||
| Bartlett Springs | 1 | Lake County | ||
| Bartolo | 1 | Los Angeles County | ||
| Barton | 1 | Fresno County | 93702 | |
| Bartonette | 1 | Fresno County | ||
| Base Line | 1 | San Bernardino County | 92410 | |
| Basin | 1 | San Bernardino County | ||
| Bassett | 1 | Los Angeles County | 91746 | |
| Bassetts | 1 | Sierra County | 96125 | |
| Bass Lake | 1 | Madera County | 93604 | |
| Batavia | 1 | Solano County | 95620 | |
| Baths | 1 | Sacramento County | ||
| Battles | 1 | Santa Barbara County | ||
| Batto | 1 | Sonoma County | ||
| Baumberg | 1 | Alameda County | ||
| Baxter | 1 | Placer County | 95704 | |
| Bay | 1 | San Bernardino County | 92315 | |
| Bay Area Military Ocean Terminal | 1 | Alameda County | 94626 | |
| Bay-Fair | 1 | Alameda County | ||
| Bay Farm Island | 1 | Alameda County | 94501 | |
| Bayley | 1 | Modoc County | ||
| Bayliss | 1 | Glenn County | 95943 | |
| Bayo Vista | 1 | Contra Costa County | 94572 | |
| Bay Park | 1 | San Diego County | ||
| Bay Point | 1 | Contra Costa County | 94565 | |
| Bayshore | 1 | Alameda County | ||
| Bayshore | 1 | San Mateo County | 94005 | |
| Bayshore | 1 | San Mateo County | ||
| Bayside | 1 | Humboldt County | 95524 | |
| Bayview | 1 | Humboldt County | 95501 | |
| Bay View | 1 | San Francisco County | 94124 | |
| Bayview District | 1 | San Francisco County | ||
| Bayview-Montalvin | 1 | Contra Costa County | ||
| Bayview Park | 1 | Contra Costa County | 94806 | |
| Bay View Park | 1 | Monterey County | 93941 | |
| Baywood | 1 | San Mateo County | ||
| Baywood-Los Osos | 1 | San Luis Obispo County | ||
| Baywood Park | 1 | San Luis Obispo County | 93402 | |
| Beach Center | 1 | Orange County | 92648 | |
| Beale Air Force Base | 2 | Nevada County | 95903 | |
| Beale Air Force Base | 2 | Yuba County | 95903 | |
| Beale Air Force Base East | 1 | Yuba County | ||
| Beale East | 1 | Yuba County | 95903 | |
| Beale West | 1 | Yuba County | 95903 | |
| Bealville | 1 | Kern County | ||
| Bear Creek | 1 | Merced County | 95340 | |
| Bear Creek | 1 | San Joaquin County | ||
| Bear Mountain | 1 | Siskiyou County | ||
| Bear River | 1 | Nevada County | 95603 | |
| Bear River Lake | 1 | Amador County | 95666 | |
| Bear River Pines | 1 | Nevada County | 95945 | |
| Bear Valley | 1 | Alpine County | 95223 | |
| Bear Valley | 1 | Mariposa County | 95338 | |
| Bear Valley Springs | 1 | Kern County | 93561 | |
| Beatrice | 1 | Humboldt County | ||
| Beatrice | 1 | Yolo County | ||
| Beatty Junction | 1 | Inyo County | ||
| Beaumont | 1 | Riverside County | 92223 | |
| Beckwourth | 1 | Plumas County | 96129 | |
| Beechers Corners | 1 | San Bernardino County | ||
| Beegum | 1 | Tehama County | ||
| Bee Rock | 1 | San Luis Obispo County | 93426 | |
| Bel Air | 1 | Los Angeles County | ||
| Bel Aire Estates | 1 | Marin County | 94920 | |
| Belden | 1 | Plumas County | 95915 | |
| Belfast | 1 | Lassen County | ||
| Belfort | 1 | Mono County | ||
| Bell | 1 | Los Angeles County | 90201 | |
| Bellaire | 1 | Contra Costa County | 94565 | |
| Bella Vista | 1 | Contra Costa County | 94565 | |
| Bella Vista | 1 | Los Angeles County | 90022 | |
| Bella Vista | 1 | Shasta County | 96008 | |
| Bella Vista | 1 | Tulare County | ||
| Bell Canyon | 1 | Los Angeles County | 91307 | |
| Belle Haven | 1 | San Mateo County | 94025 | |
| Belle Monte | 1 | San Mateo County | ||
| Belleview | 1 | Humboldt County | ||
| Belleview | 1 | Tuolumne County | 95370 | |
| Bellevue | 1 | Sonoma County | 95407 | |
| Bellflower | 1 | Los Angeles County | 90706 | |
| Bell Gardens | 1 | Los Angeles County | 90201 | |
| Bell Mountain | 1 | San Bernardino County | 92392 | |
| Bellota | 1 | San Joaquin County | 95236 | |
| Bell Springs | 1 | Mendocino County | ||
| Bells Station | 1 | Santa Clara County | 95023 | |
| Belltown | 1 | Riverside County | 92509 | |
| Bellview | 1 | Humboldt County | 95562 | |
| Bel Marin Keys | 1 | Marin County | 94949 | |
| Belmont | 1 | San Mateo County | 94002 | |
| Belmont Avenue | 1 | Fresno County | ||
| Belmont Shore | 1 | Los Angeles County | ||
| Belvedere | 1 | Los Angeles County | 90022 | |
| Belvedere | 1 | Marin County | 94920 | |
| Belvedere Gardens | 1 | Los Angeles County | 90022 | |
| Belvedere Heights | 1 | Riverside County | ||
| Belvedere-Tiburon | 1 | Marin County | 94920 | |
| Belvernon Gardens | 1 | Marin County | 94920 | |
| Bena | 1 | Kern County | ||
| Ben Ali | 1 | Sacramento County | ||
| Benbow | 1 | Humboldt County | 95440 | |
| Bend | 1 | Tehama County | 96080 | |
| Ben Hur | 1 | Mariposa County | ||
| Benicia | 1 | Solano County | 94510 | |
| Benicia Arsenal | 1 | Solano County | 94510 | |
| Benito | 1 | Fresno County | ||
| Ben Lomond | 1 | Santa Cruz County | 95005 | |
| Benton | 1 | Mono County | 93512 | |
| Benton Hot Springs | 1 | Mono County | ||
| Benton Paiute Indian Reservation | 1 | Mono County | 93514 | |
| Benton Station | 1 | Mono County | ||
| Berenda | 1 | Madera County | 93637 | |
| Berg | 1 | Sutter County | ||
| Berkeley | 1 | Alameda County | 94701 | 10 |
| Berkeley Highlands | 1 | Contra Costa County | 94707 | |
| Bermuda Dunes | 1 | Riverside County | 92201 | |
| Bernal | 1 | San Francisco County | 94110 | |
| Berros | 1 | San Luis Obispo County | ||
| Berry Creek | 1 | Butte County | 95916 | |
| Berry Creek Rancheria | 1 | Butte County | 95916 | |
| Berryessa | 1 | Santa Clara County | 95132 | |
| Berryessa Park | 1 | Napa County | 94559 | |
| Berry Glenn | 1 | Humboldt County | ||
| Berry Hill Estates | 1 | Los Angeles County | 90274 | |
| Berteleda | 1 | Del Norte County | 95531 | |
| Bertram | 1 | Imperial County | ||
| Bertsch-Oceanview | 1 | Del Norte County | ||
| Bertsch Terrace | 1 | Del Norte County | 95531 | |
| Bestville | 1 | Siskiyou County | ||
| Beswick | 1 | Siskiyou County | ||
| Bethany | 1 | San Joaquin County | 95376 | |
| Bethel | 1 | Los Angeles County | ||
| Bethel Island | 1 | Contra Costa County | 94511 | |
| Bethel Tract | 1 | Fresno County | 93648 | |
| Betteravia | 1 | Santa Barbara County | 93455 | |
| Betteravia Junction | 1 | Santa Barbara County | ||
| Betteravia Stockyards | 1 | Santa Barbara County | ||
| Beulah Park | 1 | Santa Cruz County | 95062 | |
| Beulah Picnic Ground | 1 | San Diego County | ||
| Beverly Glen | 1 | Los Angeles County | ||
| Beverly Hills | 1 | Los Angeles County | 90210 | 13 |
| Bicentennial | 1 | Los Angeles County | 90048 | |
| Bicknell | 1 | Santa Barbara County | ||
| Bieber | 1 | Lassen County | 96009 | |
| Bieber | 1 | Lassen County | ||
| Big Bar | 1 | Calaveras County | ||
| Big Bar | 1 | Trinity County | 96010 | |
| Big Basin | 1 | Santa Cruz County | 95006 | |
| Big Bear | 1 | San Bernardino County | 92315 | |
| Big Bear City | 1 | San Bernardino County | 92314 | |
| Big Bear Highlands | 1 | San Bernardino County | 92386 | |
| Big Bear Lake | 1 | San Bernardino County | 92315 | |
| Big Bear Pines | 1 | San Bernardino County | 92386 | |
| Big Bear Pinewoods | 1 | San Bernardino County | 92386 | |
| Big Bend | 1 | Butte County | ||
| Big Bend | 1 | Placer County | ||
| Big Bend | 1 | Shasta County | 96011 | |
| Big Bend | 1 | Sonoma County | ||
| Big Bend Rancheria | 1 | Shasta County | 96011 | |
| Big Bunch | 1 | Fresno County | ||
| Big Chief | 1 | Placer County | 95734 | |
| Big Creek | 1 | Fresno County | 93605 | |
| Bigelow | 1 | Inyo County | ||
| Big Flat | 1 | Siskiyou County | 96091 | |
| Biggs | 1 | Butte County | 95917 | |
| Big Lagoon | 1 | Humboldt County | ||
| Big Lagoon Park | 1 | Humboldt County | 95570 | |
| Big Lagoon Rancheria | 1 | Humboldt County | 95555 | |
| Big Meadow | 1 | Calaveras County | 95223 | |
| Big Oak Flat | 1 | Tuolumne County | 95305 | |
| Big Pine | 1 | Inyo County | 93513 | |
| Big Pine Rancheria | 1 | Inyo County | 95804 | |
| Big Pines | 1 | Los Angeles County | ||
| Big River | 1 | San Bernardino County | 92242 | |
| Big Rock Springs | 1 | Los Angeles County | ||
| Big Sandy Rancheria | 1 | Fresno County | ||
| Big Springs | 1 | Siskiyou County | 96064 | |
| Big Sur | 1 | Monterey County | 93920 | |
| Big Trees | 1 | Calaveras County | ||
| Big Trees | 1 | Santa Cruz County | 95018 | |
| Big Valley Rancheria | 1 | Lake County | ||
| Bijou | 1 | El Dorado County | 96156 | |
| Bijou Park | 1 | El Dorado County | 95705 | |
| Binghamton | 1 | Solano County | 95620 | |
| Biola | 1 | Fresno County | 93606 | |
| Biola Junction | 1 | Fresno County | ||
| Birch Hill | 1 | San Diego County | 92060 | |
| Birchville | 1 | Nevada County | ||
| Bird Rock | 1 | San Diego County | ||
| Birds Landing | 1 | Solano County | 94512 | |
| Bishop | 1 | Inyo County | 93514 | |
| Bishop Acres | 1 | Kern County | 93263 | |
| Bishop Creek | 1 | Inyo County | 93514 | |
| Bishop Rancheria | 1 | Inyo County | 95825 | |
| Biskra Palms | 1 | Riverside County | ||
| Bismarck | 1 | San Bernardino County | ||
| Bissell | 1 | Kern County | ||
| Bitney Corner | 1 | Nevada County | ||
| Bitterwater | 1 | San Benito County | 93930 | |
| Bivalve | 1 | Marin County | ||
| Bixby | 1 | Los Angeles County | 90807 | |
| Bixby Knolls | 1 | Los Angeles County | ||
| Bixler | 1 | Contra Costa County | ||
| Black Butte | 1 | Siskiyou County | ||
| Blackhawk | 1 | Contra Costa County | 94506 | |
| Blackhawk-Camino Tassajara | 1 | Contra Costa County | ||
| Black Lands | 1 | San Joaquin County | ||
| Black Meadow Landing | 1 | San Bernardino County | 92267 | |
| Black Oak | 1 | Tuolumne County | ||
| Black Oaks | 1 | Sonoma County | ||
| Black Point | 1 | Marin County | 94945 | |
| Black Point-Green Point | 1 | Marin County | ||
| Blackstone | 1 | Fresno County | 93710 | |
| Blairsden | 1 | Plumas County | 96103 | |
| Blanchard | 1 | Mariposa County | ||
| Blanco | 1 | Monterey County | ||
| Blanco | 1 | Tulare County | ||
| Blavo | 1 | Butte County | ||
| Blocksburg | 1 | Humboldt County | 95514 | |
| Bloomfield | 1 | Sonoma County | 94952 | |
| Bloomfield Acres | 1 | Humboldt County | 95521 | |
| Bloomington | 1 | San Bernardino County | 92316 | |
| Blossom Hill | 1 | Santa Clara County | 95123 | |
| Blossom Valley | 1 | Santa Clara County | 94040 | |
| Blue Anchor | 1 | Sutter County | ||
| Blue Canyon | 1 | Placer County | 95715 | |
| Blue Hills | 1 | Santa Clara County | 95070 | |
| Blue Jay | 1 | San Bernardino County | 92317 | |
| Blue Lake | 1 | Humboldt County | 95525 | |
| Blue Lake Rancheria | 1 | Humboldt County | ||
| Bluewater | 1 | San Bernardino County | ||
| Bluff Creek | 1 | Humboldt County | 95546 | |
| Blunt | 1 | Tehama County | ||
| Bly | 1 | Riverside County | 92509 | |
| Blythe | 1 | Riverside County | 92225 | |
| Blythe Airport | 1 | Riverside County | 92225 | |
| Boal | 1 | San Diego County | ||
| Boca | 1 | Nevada County | 96161 | |
| Bodega | 1 | Sonoma County | 94922 | |
| Bodega Bay | 1 | Sonoma County | 94923 | |
| Bodfish | 1 | Kern County | 93205 | |
| Bodie | 1 | Mono County | ||
| Bogue | 1 | Sutter County | ||
| Boiling Point | 1 | Los Angeles County | ||
| Bolam | 1 | Siskiyou County | ||
| Boles | 1 | Modoc County | ||
| Bolinas | 1 | Marin County | 94924 | |
| Bolsa | 1 | Orange County | 92683 | |
| Bolsa Knolls | 1 | Monterey County | 93901 | |
| Bombay | 1 | Sacramento County | ||
| Bombay Beach | 1 | Imperial County | 92257 | |
| Bonadelle Ranchos-Madera Ranchos | 1 | Madera County | ||
| Bonanza Springs | 1 | Lake County | ||
| Bonds Corner | 1 | Imperial County | 92250 | |
| Bonetti | 1 | El Dorado County | ||
| Bonilla | 1 | Sonoma County | ||
| Bonita | 1 | Madera County | ||
| Bonita | 1 | San Diego County | 91902 | |
| Bonnefoy | 1 | Amador County | ||
| Bonner | 1 | Los Angeles County | ||
| Bonnie Bell | 1 | Riverside County | 92282 | |
| Bonnie Doon | 1 | Santa Cruz County | ||
| Bonnie View | 1 | Colusa County | ||
| Bonny Doon | 1 | Santa Cruz County | 95060 | |
| Bonnyview | 1 | Shasta County | 96001 | |
| Bonsall | 1 | San Diego County | 92003 | |
| Boonville | 1 | Mendocino County | 95415 | |
| Bootjack | 1 | Mariposa County | ||
| Borden | 1 | Madera County | ||
| Border City | 1 | Los Angeles County | 93544 | |
| Boron | 1 | Kern County | 93516 | |
| Boron Air Force Station | 1 | Kern County | 93516 | |
| Boronda | 1 | Monterey County | ||
| Borosolvay | 1 | San Bernardino County | 93562 | |
| Borrego | 1 | San Diego County | ||
| Borrego Springs | 1 | San Diego County | 92004 | |
| Borrego Wells | 1 | San Diego County | 92004 | |
| Bostonia | 1 | San Diego County | 92021 | |
| Boston Ravine | 1 | Nevada County | 95945 | |
| Boulder Bay | 1 | San Bernardino County | ||
| Boulder Creek | 1 | Santa Cruz County | 95006 | |
| Boulder Oaks | 1 | San Diego County | 92062 | |
| Boulder Park | 1 | Imperial County | 92034 | |
| Boulevard | 1 | San Diego County | 91905 | |
| Boulevard Gardens | 1 | Orange County | ||
| Bouquet Canyon | 1 | Los Angeles County | 91350 | |
| Bouquet Junction | 1 | Los Angeles County | ||
| Bowerbank | 1 | Kern County | ||
| Bowles | 1 | Fresno County | ||
| Bowling Green | 1 | Sacramento County | 95815 | |
| Bowman | 1 | Placer County | 95604 | |
| Bowman-Auburn North | 1 | Placer County | 95603 | |
| Box Canyon | 1 | Los Angeles County | 91304 | |
| Box Springs | 1 | Riverside County | 92507 | |
| Boyd | 1 | Sacramento County | ||
| Boyd | 1 | San Joaquin County | ||
| Boyes Hot Springs | 1 | Sonoma County | 95416 | |
| Boyle | 1 | Los Angeles County | 90033 | |
| Boyle Heights | 1 | Los Angeles County | 90033 | |
| Boys Republic | 1 | San Bernardino County | 91710 | |
| Brackney | 1 | Santa Cruz County | 95005 | |
| Bracut | 1 | Humboldt County | ||
| Bradbury | 1 | Los Angeles County | 91010 | |
| Bradford | 1 | Alameda County | 94541 | |
| Bradley | 1 | Monterey County | 93426 | |
| Bragur | 1 | Santa Barbara County | ||
| Brainard | 1 | Humboldt County | ||
| Brandeis | 1 | Ventura County | 93064 | |
| Brandy City | 1 | Sierra County | ||
| Brandywine | 1 | San Joaquin County | ||
| Branscomb | 1 | Mendocino County | 95417 | |
| Brant | 1 | San Bernardino County | ||
| Brawley | 1 | Imperial County | 92227 | |
| Bray | 1 | Siskiyou County | 96066 | |
| Brazos | 1 | Napa County | ||
| Brea | 1 | Orange County | 92621 | |
| Brea Chem | 1 | Orange County | ||
| Brela | 1 | El Dorado County | ||
| Brents Junction | 1 | Los Angeles County | ||
| Brentwood | 1 | Contra Costa County | 94513 | |
| Brentwood | 1 | Los Angeles County | 90049 | |
| Brentwood Heights | 1 | Los Angeles County | ||
| Brentwood Park | 1 | Los Angeles County | ||
| Bret Harte | 1 | Stanislaus County | ||
| Bretz Mill | 1 | Fresno County | ||
| Briceburg | 1 | Mariposa County | ||
| Briceland | 1 | Humboldt County | 95440 | |
| Bridgehaven | 1 | Sonoma County | ||
| Bridgehead | 1 | Contra Costa County | 94509 | |
| Bridge House | 1 | Sacramento County | 95683 | |
| Bridgeport | 1 | Mariposa County | 95338 | |
| Bridgeport | 1 | Mono County | 93517 | |
| Bridgeport | 1 | Nevada County | ||
| Bridgeport Colony | 1 | Mono County | 93517 | |
| Bridgeville | 1 | Humboldt County | 95526 | |
| Briggs | 1 | Los Angeles County | 90048 | |
| Briggs | 1 | Ventura County | ||
| Briggs Terrace | 1 | Los Angeles County | ||
| Brighton | 1 | Sacramento County | ||
| Brisbane | 1 | San Mateo County | 94005 | |
| Bristol | 1 | Orange County | 92703 | |
| Brito | 1 | Merced County | ||
| Broadmoor | 1 | San Mateo County | 94015 | |
| Broadview Farms | 1 | Fresno County | ||
| Broadway | 1 | Sacramento County | 95818 | |
| Broadway | 1 | San Mateo County | 94010 | |
| Broadway Manchester | 1 | Los Angeles County | 90003 | |
| Broadwell | 1 | San Bernardino County | ||
| Brock | 1 | Placer County | ||
| Brockman | 1 | Lassen County | ||
| Brockmans Corner | 1 | Inyo County | ||
| Brockway | 1 | Placer County | 96143 | |
| Broderick | 1 | Yolo County | 95605 | |
| Broderick-Bryte | 1 | Yolo County | ||
| Bromela | 1 | San Luis Obispo County | ||
| Bronco | 1 | Stanislaus County | ||
| Brookdale | 1 | Santa Cruz County | 95007 | |
| Brookhurst Center | 1 | Orange County | 92804 | |
| Brooks | 1 | Yolo County | 95606 | |
| Brookside Park | 1 | San Mateo County | 94025 | |
| Brooks Mill | 1 | Modoc County | ||
| Brown | 1 | Kern County | ||
| Browning | 1 | Orange County | ||
| Browns Flat | 1 | Tuolumne County | 95370 | |
| Browns Valley | 1 | Yuba County | 95918 | |
| Brownsville | 1 | Yuba County | 95919 | |
| Bruceville | 1 | Sacramento County | ||
| Brundage | 1 | Kern County | 93307 | |
| Brush Creek | 1 | Butte County | 95916 | |
| Bryant | 1 | Los Angeles County | 90815 | |
| Bryants | 1 | El Dorado County | ||
| Brylane | 1 | San Bernardino County | 90102 | |
| Bryman | 1 | San Bernardino County | ||
| Bryn Mawr | 1 | San Bernardino County | 92318 | |
| Bryson | 1 | Monterey County | 93426 | |
| Bryte | 1 | Yolo County | 95605 | |
| Buchanan | 1 | Tuolumne County | ||
| Buchli | 1 | Napa County | ||
| Buckeye | 1 | El Dorado County | ||
| Buckeye | 1 | Plumas County | ||
| Buckeye | 1 | Shasta County | 96001 | |
| Buckhorn | 1 | Ventura County | 93015 | |
| Buckingham Park | 1 | Lake County | 95451 | |
| Buck Meadows | 1 | Mariposa County | 95321 | |
| Bucks Bar | 1 | El Dorado County | 95667 | |
| Bucks Lake | 1 | Plumas County | 95971 | |
| Bucks Lodge | 1 | Plumas County | ||
| Bucksport | 1 | Humboldt County | ||
| Bucktown | 1 | Solano County | ||
| Buellton | 1 | Santa Barbara County | 93427 | |
| Buena | 1 | San Diego County | 92083 | |
| Buena Park | 1 | Orange County | 90620 | 24 |
| Buena Vista | 1 | Amador County | 95640 | |
| Buena Vista | 1 | Mariposa County | ||
| Buena Vista | 1 | Santa Clara County | ||
| Buena Vista | 1 | Sonoma County | 95476 | |
| Buena Vista | 1 | Tehama County | ||
| Buffalo Hill | 1 | El Dorado County | 95634 | |
| Buhach | 1 | Merced County | 95340 | |
| Bullard | 1 | El Dorado County | ||
| Bull Creek | 1 | Humboldt County | ||
| Bully Hill | 1 | Shasta County | ||
| Bumblebee | 1 | Tuolumne County | ||
| Bummerville | 1 | Calaveras County | 95255 | |
| Bunker | 1 | Solano County | ||
| Bunker Hill | 1 | Amador County | ||
| Buntingville | 1 | Lassen County | ||
| Burbank | 1 | Los Angeles County | 91501 | 10 |
| Burbank | 1 | Santa Clara County | 95128 | |
| Burbank-Glendale-Pasadena Airport | 1 | Los Angeles County | 91505 | |
| Burbank Junction | 1 | Los Angeles County | ||
| Burbeck | 1 | Mendocino County | ||
| Burdell | 1 | Marin County | ||
| Burke | 1 | Los Angeles County | 90660 | |
| Burkett Acres | 1 | San Joaquin County | 95205 | |
| Burkett Gardens | 1 | San Joaquin County | 95205 | |
| Burlingame | 1 | San Mateo County | 94010 | |
| Burlingame Hills | 1 | San Mateo County | 94010 | |
| Burlington | 1 | Humboldt County | ||
| Burness | 1 | Fresno County | ||
| Burney | 1 | Shasta County | 96013 | |
| Burnham | 1 | San Joaquin County | ||
| Burnt Ranch | 1 | Trinity County | 95527 | |
| Burr | 1 | Tulare County | ||
| Burrel | 1 | Fresno County | 93607 | |
| Burrell | 1 | Fresno County | ||
| Burrough | 1 | Fresno County | 93667 | |
| Burson | 1 | Calaveras County | 95225 | |
| Burton | 1 | Tulare County | ||
| Burton Mill | 1 | Kern County | ||
| Busch | 1 | Solano County | ||
| Bush | 1 | San Bernardino County | ||
| Butano Park | 1 | San Mateo County | ||
| Butler | 1 | Los Angeles County | ||
| Butte City | 1 | Glenn County | 95920 | |
| Butte Creek | 1 | Butte County | 95926 | |
| Butte Meadows | 1 | Butte County | 95942 | |
| Buttonwillow | 1 | Kern County | 93206 | |
| Byron | 1 | Contra Costa County | 94514 | |
| Bystrom | 1 | Stanislaus County |