- 1000 Palms (1 Company)
- 29 Palms (4 Companies)
- Acampo (203 Companies)
- Acton (303 Companies)
- Adelaide (1 Company)
- Adelanto (462 Companies)
- Adin (7 Companies)
- Agoura (18 Companies)
- Agoura Hills (2,887 Companies)
- Agua Dulce (6 Companies)
- Aguanga (44 Companies)
- Ahwahnee (49 Companies)
- Alameda (3,382 Companies)
- Alamo (635 Companies)
- Albany (937 Companies)
- Albion (32 Companies)
- Alderpoint (5 Companies)
- Alhambra (3,196 Companies)
- Aliso Viejo (1,474 Companies)
- Alleghany (2 Companies)
- Alpaugh (8 Companies)
- Alpine (569 Companies)
- Alpine Meadows (7 Companies)
- Alta (11 Companies)
- Alta Loma (27 Companies)
- Altadena (1,166 Companies)
- Altaville (11 Companies)
- Alturas (365 Companies)
- Alviso (68 Companies)
- Amador City (16 Companies)
- American Canyon (607 Companies)
- American Cyn (2 Companies)
- Anaheim (18,524 Companies)
- Anderson (997 Companies)
- Angels Camp (420 Companies)
- Angelus Oaks (20 Companies)
- Angwin (116 Companies)
- Annapolis (12 Companies)
- Antelope (456 Companies)
- Antioch (3,313 Companies)
- Anza (91 Companies)
- Apple Valley (2,177 Companies)
- Applegate (38 Companies)
- Aptos (1,308 Companies)
- Arbuckle (88 Companies)
- Arcadia (4,599 Companies)
- Arcata (1,228 Companies)
- Arleta (60 Companies)
- Armona (54 Companies)
- Arnold (233 Companies)
- Aromas (75 Companies)
- Arrowbear Lk (1 Company)
- Arrowhead Farms (1 Company)
- Arroyo Grande (2,120 Companies)
- Artesia (1,365 Companies)
- Artois (6 Companies)
- Arvin (395 Companies)
- Atascadero (1,800 Companies)
- Atherton (266 Companies)
- Atwater (1,040 Companies)
- Atwood (6 Companies)
- Auberry (85 Companies)
- Auburn (3,650 Companies)
- Avalon (210 Companies)
- Avenal (170 Companies)
- Avery (22 Companies)
- Avila Beach (65 Companies)
- Azusa (1,685 Companies)
- Badger (10 Companies)
- Baker (35 Companies)
- Bakersfield (19,822 Companies)
- Balboa (1 Company)
- Balboa Island (1 Company)
- Baldwin Hills (1 Company)
- Baldwin Park (2,419 Companies)
- Ballico (22 Companies)
- Bangor (12 Companies)
- Banning (909 Companies)
- Bard (1 Company)
- Barrington (1 Company)
- Barstow (1,263 Companies)
- Bass Lake (52 Companies)
- Bassett (2 Companies)
- Bay Point (44 Companies)
- Bayside (34 Companies)
- Beale Afb (29 Companies)
- Bear Valley (4 Companies)
- Bear Valley Springs (3 Companies)
- Beaumont (1,138 Companies)
- Beckwourth (20 Companies)
- Belden (2 Companies)
- Bell (62 Companies)
- Bell Canyon (4 Companies)
- Bell Gardens (2,441 Companies)
- Bella Vista (35 Companies)
- Bellflower (2,689 Companies)
- Belmont (1,251 Companies)
- Belvedere (16 Companies)
- Belvedere Tiburon (677 Companies)
- Ben Lomond (184 Companies)
