Founded in 1853, San Bernardino County is one of 58 counties in the state of California. Historically, San Bernardino County was formed from Los Angeles. The city of San Bernardino is the county seat. With FIPS code of 71, San Bernardino County has a population of 2,194,710 and area of 20,062 square miles (51,960 km2).
List of all cities in San Bernardino County, CA alphabetically
| City/Town | Postal Code | Area Code |
| Adelanto, CA | 92301 | 760 |
| Alta Loma, CA | 91701 | 909 |
| 91737 | 909 | |
| Amboy, CA | 92304 | 760 |
| Angelus Oaks, CA | 92305 | 909 |
| Apple Valley, CA | 92307 | 760 |
| 92308 | 760 | |
| Argus, CA | 93562 | 760 |
| Arrowbear Lake, CA | 92382 | 909 |
| Arrowhead Farms, CA | 92407 | 909 |
| Baker, CA | 92309 | 760 |
| 92364 | 760 | |
| Ballarat, CA | 93562 | 760 |
| Barstow, CA | 92310 | 760 |
| 92311 | 760 | |
| 92312 | 760 | |
| Base Line, CA | 92410 | 909 |
| Big Bear, CA | 92315 | 909 |
| Big Bear City, CA | 92314 | 909 |
| 92386 | 909 | |
| Big Bear Lake, CA | 92315 | 909 |
| Big River, CA | 92242 | 760 |
| Black Meadow Landing, CA | 92267 | 760 |
| Bloomington, CA | 92316 | 909 |
| Blue Jay, CA | 92317 | 909 |
| Blythe, CA | 92280 | 760 |
| Bryn Mawr, CA | 92318 | 909 |
| Cadiz, CA | 92304 | 760 |
| Cajon Junction, CA | 92407 | 909 |
| Campus Crusade for Christ, CA | 92414 | 909 |
| 92424 | 909 | |
| Cedar Glen, CA | 92321 | 909 |
| Cedar Pines Park, CA | 92322 | 909 |
| Cedarpines Park, CA | 92322 | 909 |
| Chemehuevi, CA | 92363 | 760 |
| Chemehuevi Valley, CA | 92363 | 760 |
| Chino, CA | 91708 | 909 |
| 91710 | 909 | |
| Chino Hills, CA | 91709 | 909 |
| Cima, CA | 92323 | 760 |
| City Hall, CA | 92418 | 909 |
| Colton, CA | 92313 | 760 |
| 92324 | 909 | |
| Crest Park, CA | 92326 | 909 |
| Crestline, CA | 92325 | 909 |
| Crestmore, CA | 92316 | 909 |
| Cucamonga, CA | 91729 | 909 |
| 91730 | 909 | |
| Daggett, CA | 92327 | 760 |
| Del Rosa, CA | 92404 | 909 |
| 92413 | 909 | |
| Devore Heights, CA | 92407 | 909 |
| Devore Hghts, CA | 92407 | 909 |
| Earp, CA | 92242 | 760 |
| El Mirage, CA | 92301 | 760 |
| Essex, CA | 92332 | 760 |
| Etiwanda, CA | 91739 | 909 |
| Fallsvale, CA | 92339 | 909 |
| Fawnskin, CA | 92333 | 909 |
| Fontana, CA | 92331 | 909 |
| 92334 | 909 | |
| 92335 | 909 | |
| 92336 | 909 | |
| 92337 | 909 | |
| Forest Falls, CA | 92339 | 909 |
| Fort Irwin, CA | 92310 | 760 |
| George AFB, CA | 92394 | 760 |
| Goffs, CA | 92332 | 760 |
| Grand Terrace, CA | 92313 | 760 |
| 92324 | 909 | |
| Green Valley Lake, CA | 92341 | 909 |
| Guasti, CA | 91743 | 909 |
| Havasu Lake, CA | 92363 | 760 |
| Helendale, CA | 92342 | 760 |
| Hesperia, CA | 92340 | 760 |
| 92344 | 760 | |
| 92345 | 760 | |
| Highland, CA | 92346 | 909 |
| Hinkley, CA | 92347 | 760 |
| Hodge, CA | 92311 | 760 |
| Jess Ranch, CA | 92308 | 760 |
| Johannesburg, CA | 93558 | 760 |
| Johnson Valley, CA | 92285 | 760 |
| Joshua Tree, CA | 92252 | 760 |
| Kelso, CA | 92309 | 760 |
| Lake Arrowhead, CA | 92352 | 760 |
| Lake Gregory, CA | 92325 | 909 |
| Landers, CA | 92285 | 760 |
| Lockhart, CA | 92347 | 760 |
| Loma Linda, CA | 92350 | 909 |
| 92354 | 909 | |
| 92357 | 909 | |
| Loma Linda University, CA | 92350 | 909 |
| Lucerne Valley, CA | 92356 | 760 |
| Ludlow, CA | 92338 | 760 |
| Lytle Creek, CA | 92358 | 909 |
| Marigold, CA | 92373 | 909 |
| Mentone, CA | 92359 | 909 |
| Montclair, CA | 91710 | 909 |
| 91762 | 909 | |
| 91763 | 909 | |
| Morongo Valley, CA | 92256 | 760 |
| Mountain Home Village, CA | 92359 | 909 |
| Mountain Pass, CA | 92366 | 760 |
| Muscoy, CA | 92407 | 909 |
| Needles, CA | 92363 | 760 |
| Newberry Springs, CA | 92338 | 760 |
| 92365 | 760 | |
| Nipton, CA | 92364 | 760 |
| North Loma Linda, CA | 92354 | 909 |
| Oak Glen, CA | 92399 | 909 |
| Oak Hills, CA | 92344 | 760 |
| Ontario, CA | 91710 | 909 |
| 91758 | 909 | |
| 91761 | 909 | |
| 91762 | 909 | |
| 91764 | 909 | |
| Oro Grande, CA | 92368 | 760 |
| Palms, CA | 92277 | 760 |
| 92278 | 760 | |
| Parker Dam, CA | 92267 | 760 |
| Patton, CA | 92369 | 909 |
| Phelan, CA | 92329 | 760 |
| 92371 | 760 | |
| Pinon Hills, CA | 92372 | 760 |
| Pioneer Point, CA | 93562 | 760 |
| Pioneertown, CA | 92268 | 760 |
| Rancho Cucamonga, CA | 91701 | 909 |
| 91729 | 909 | |
| 91730 | 909 | |
| 91737 | 909 | |
| 91739 | 909 | |
| Red Mountain, CA | 93558 | 760 |
| Redlands, CA | 92373 | 909 |
| 92374 | 909 | |
| 92375 | 909 | |
| Rialto, CA | 92376 | 909 |
| 92377 | 909 | |
| Rimforest, CA | 92378 | 909 |
| Rimrock, CA | 92268 | 760 |
| Running Springs, CA | 92382 | 909 |
| San Bernardino, CA | 92401 | 909 |
| 92402 | 909 | |
| 92403 | 909 | |
| 92404 | 909 | |
| 92405 | 909 | |
| 92406 | 909 | |
| 92407 | 909 | |
| 92408 | 909 | |
| 92410 | 909 | |
| 92411 | 909 | |
| 92412 | 909 | |
| 92413 | 909 | |
| 92414 | 909 | |
| 92415 | 909 | |
| 92418 | 909 | |
| 92423 | 909 | |
| 92424 | 909 | |
| 92427 | 909 | |
| Seven Oaks, CA | 92305 | 909 |
| Silver Lakes, CA | 92342 | 760 |
| Skyforest, CA | 92385 | 909 |
| Smiley Heights, CA | 92373 | 909 |
| South B County Offices, CA | 92415 | 909 |
| Spring Valley Lake, CA | 92395 | 760 |
| Sugarloaf, CA | 92386 | 909 |
| Trona, CA | 93562 | 760 |
| Trona, CA | 93592 | 760 |
| Twentynine Palms, CA | 92277 | 760 |
| 92278 | 760 | |
| Twentynine Palms MCB, CA | 92278 | 760 |
| Twin Peaks, CA | 92391 | 909 |
| Upland, CA | 91784 | 909 |
| 91785 | 909 | |
| 91786 | 909 | |
| Valley of Enchantment, CA | 92325 | 909 |
| Verdemont, CA | 92407 | 909 |
| Veterans’ Hospital, CA | 92357 | 909 |
| Victorville, CA | 92392 | 760 |
| 92393 | 760 | |
| 92394 | 760 | |
| 92395 | 760 | |
| Vidal, CA | 92280 | 760 |
| Vidal Junction, CA | 92280 | 760 |
| Wrightwood, CA | 92397 | 760 |
| Yermo, CA | 92398 | 760 |
| Yucaipa, CA | 92399 | 909 |
| Yucca Valley, CA | 92284 | 760 |
| 92285 | 760 | |
| 92286 | 760 |
Map of Cities in San Bernardino County, CA
