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Area Code 657

Area code 657 is in California, USA , spanning 2 counties and serving 21 cities, including Anaheim, Garden Grove or Orange; it currently uses 600 prefixes, assigned from 657-200-XXXX through 657-999-XXXX.

In service since September 23, 2008, area code 657 is an overlay Numbering Plan Area, part of overlay complex 714/657.

The current local time is .

657 area code location on a map
© OpenStreetMap contributors
For exact NPA boundaries see official 657 area code map

More California area codes:

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Locate any 657-NXX prefix:

NPANXX Area Served1 Date2
657-200 Westminster 8/8/2008
657-201 Anaheim 9/19/2008
657-202 Anaheim 2/11/2009
657-203 Huntington Beach 4/14/2010
657-204 Huntington Beach 4/14/2010
657-205 Santa Ana 5/6/2010
657-206 Garden Grove 5/18/2010
657-207 Anaheim 5/27/2010
657-208 Anaheim 9/9/2010
657-209 Silverado 6/5/2017
657-210 Santa Ana 11/11/2010
657-212 Santa Ana 11/22/2010
657-213 Cypress 6/15/2017
657-214 Cypress 11/11/2010
657-215 Huntington Beach 11/23/2010
657-216 Placentia 4/4/2011
657-217 Fullerton 7/18/2011
657-218 Santa Ana 2/14/2013
657-219 Santa Ana 7/9/2015
657-220 Anaheim 2/14/2013
657-221 Orange 2/11/2013
657-222 Cypress N/A
657-223 Orange 6/13/2013
657-224 Orange 12/5/2011
657-225 Fullerton 4/13/2012
657-226 Placentia 3/3/2014
657-227 Westminster 4/14/2014
657-228 Santa Ana 4/13/2012
657-229 Santa Ana 2/23/2010
657-230 Anaheim 8/5/2014
657-231 Santa Ana 12/30/2013
657-232 Santa Ana 10/18/2013
657-233 Garden Grove 1/24/2014
657-234 Yorba Linda 3/21/2014
657-235 Santa Ana 7/22/2011
657-236 Orange 4/11/2014
657-237 Huntington Beach 5/7/2014
657-238 Cypress 4/28/2014
657-239 Buena Park 10/1/2014
657-240 Santa Ana 7/9/2015
657-241 Huntington Beach 9/16/2013
657-242 Anaheim 4/28/2014
657-243 Fullerton 7/14/2014
657-244 Huntington Beach 9/5/2014
657-245 Santa Ana 4/13/2012
657-246 Brea 9/3/2014
657-247 Santa Ana 11/4/2014
657-248 Fullerton 10/14/2014
657-249 Santa Ana 7/10/2015
657-250 Garden Grove 7/10/2015
657-251 Garden Grove 4/11/2014
657-252 Buena Park 9/23/2014
657-253 Fullerton 10/17/2014
657-254 Anaheim 10/16/2014
657-255 Buena Park N/A
657-256 Cypress N/A
657-257 Westminster 9/11/2015
657-258 Placentia 11/25/2014
657-259 Huntington Beach 8/26/2015
657-260 Silverado 9/22/2015
657-261 Santa Ana N/A
657-262 Anaheim 12/24/2014
657-263 Garden Grove 1/9/2015
657-264 Santa Ana 3/20/2015
657-265 Santa Ana 3/20/2015
657-266 Santa Ana 5/11/2015
657-267 Santa Ana N/A
657-268 Santa Ana 7/10/2015
657-269 Santa Ana 3/5/2010
657-270 Santa Ana 10/21/2015
657-271 Westminster 5/5/2015
657-272 Anaheim 5/20/2015
657-273 Santa Ana 5/4/2015
657-274 Orange 4/14/2015
657-275 Placentia 7/1/2015
657-276 Anaheim 7/29/2015
657-277 Westminster 11/13/2015
657-278 Fullerton 11/21/2008
657-279 Santa Ana 11/23/2015
657-280 Huntington Beach 11/13/2015
657-281 Orange 8/5/2015
657-282 Orange 10/27/2014
657-283 Santa Ana 7/10/2015
657-284 Orange 7/30/2015
657-285 Santa Ana 8/17/2015
657-286 Brea 9/11/2015
657-287 Silverado 1/15/2016
657-288 Westminster 12/7/2015
657-289 Santa Ana 12/1/2015
657-290 Santa Ana 1/25/2016
657-291 Orange 9/11/2015
657-292 Santa Ana 8/17/2015
657-293 Silverado 8/27/2015
657-294 Santa Ana 9/11/2015
657-295 Anaheim 10/2/2015
657-296 Garden Grove 11/23/2015
657-297 Silverado 1/18/2016
657-298 Cypress 12/7/2015
657-299 Santa Ana 2/10/2016
NPANXX Area Served1 Date2
657-300 Huntington Beach N/A
657-301 Huntington Beach 2/10/2016
657-302 Westminster 2/26/2016
657-303 Santa Ana 3/7/2016
657-304 Santa Ana 3/7/2016
657-305 Santa Ana 3/10/2016
657-306 Westminster 3/11/2016
657-307 Santa Ana 3/14/2016
657-308 Santa Ana 3/16/2016
657-309 Santa Ana 3/16/2016
657-310 Silverado 7/10/2017
657-312 Huntington Beach 3/16/2016
657-313 Santa Ana 3/22/2016
657-314 Silverado 7/24/2017
657-315 Placentia N/A
657-316 Silverado 4/11/2016
657-317 Silverado 9/27/2018
657-318 Westminster 4/11/2016
657-319 Fullerton 3/29/2018
657-320 Orange 4/12/2018
657-321 Santa Ana 3/4/2016
657-322 Santa Ana 1/25/2016
657-323 Silverado 3/20/2017
657-324 Santa Ana 12/7/2015
657-325 Buena Park 4/21/2016
657-326 Garden Grove 5/8/2018
657-327 Huntington Beach 5/12/2016
657-328 Santa Ana 5/12/2016
657-329 Huntington Beach 5/16/2016
657-330 Fullerton 4/13/2012
657-331 Anaheim 6/8/2016
657-332 Silverado 5/17/2016
657-333 Orange N/A
657-334 Westminster 6/10/2016
657-335 Santa Ana 6/17/2016
657-336 Santa Ana N/A
657-337 Cypress 6/17/2016
657-338 Huntington Beach 7/14/2016
657-339 Huntington Beach 8/15/2016
657-340 Westminster 8/30/2016
657-341 Brea 6/29/2016
657-342 Huntington Beach 8/9/2016
657-343 Silverado 8/26/2016
657-344 Silverado 8/26/2016
657-345 Yorba Linda 8/26/2016
657-346 Santa Ana 9/21/2016
657-347 Anaheim N/A
657-348 Orange 11/18/2016
657-349 Westminster 11/18/2016
657-350 Westminster 11/18/2016
657-351 Silverado 11/2/2016
657-352 Westminster 1/16/2017
657-353 Silverado 2/10/2017
657-354 Fullerton 4/21/2017
657-355 Huntington Beach 12/14/2017
657-356 Santa Ana 3/17/2017
657-357 Santa Ana N/A
657-358 Santa Ana 4/27/2017
657-359 Silverado 6/12/2018
657-360 Huntington Beach 9/11/2018
657-361 Silverado 5/19/2017
657-362 Anaheim 7/31/2018
657-363 Yorba Linda 10/17/2014
657-364 Westminster 5/10/2017
657-365 Huntington Beach 9/18/2018
657-366 Yorba Linda 9/25/2018
657-367 Westminster 11/26/2018
657-368 Westminster 12/6/2018
657-369 Silverado 1/22/2019
657-370 Westminster 2/13/2019
657-371 Huntington Beach 2/15/2019
657-372 Huntington Beach 2/27/2019
657-373 Placentia 3/11/2019
657-374 Huntington Beach 3/14/2019
657-375 Santa Ana 3/20/2019
657-376 Westminster 3/21/2019
657-377 Garden Grove 3/22/2016
657-378 Fullerton 4/13/2012
657-379 Huntington Beach 4/15/2019
657-380 Silverado 4/22/2019
657-381 Huntington Beach 4/25/2019
657-382 Silverado 5/21/2019
657-383 Santa Ana 4/13/2012
657-384 Westminster 5/28/2019
657-385 Buena Park 6/10/2019
657-386 Huntington Beach 6/20/2019
657-387 Yorba Linda 1/20/2016
657-388 Huntington Beach 7/1/2019
657-389 Silverado 8/12/2019
657-390 Orange 2/1/2016
657-391 Orange 8/22/2019
657-392 Huntington Beach 8/26/2019
657-393 Huntington Beach 7/3/2019
657-394 Huntington Beach 8/26/2019
657-395 Yorba Linda 9/6/2019
657-396 Huntington Beach 9/20/2019
657-397 Santa Ana 10/2/2019
657-398 Huntington Beach 10/9/2019
657-399 Santa Ana 3/14/2019
NPANXX Area Served1 Date2
657-400 Westminster N/A
657-401 Santa Ana 2/13/2019
657-402 Westminster 5/21/2019
657-403 Huntington Beach 10/23/2019
657-404 Huntington Beach 10/30/2019
657-405 Santa Ana 10/30/2019
657-406 Silverado 10/30/2019
657-407 Westminster 10/30/2019
657-408 Huntington Beach 12/17/2019
657-409 Silverado 11/8/2019
657-410 Silverado 3/14/2019
657-412 Huntington Beach 11/18/2019
657-413 Cypress 12/2/2019
657-414 Huntington Beach 12/19/2019
657-415 Silverado 2/10/2020
657-416 Huntington Beach 11/8/2019
657-417 Huntington Beach 1/16/2020
657-418 Santa Ana 1/28/2020
657-419 Santa Ana 4/22/2019
657-420 Westminster 2/10/2020
657-421 Huntington Beach 1/27/2020
657-422 Santa Ana 2/13/2020
657-423 Silverado 2/28/2020
657-424 Huntington Beach 3/10/2020
657-425 Westminster 3/13/2020
657-426 Huntington Beach 3/18/2020
657-427 Garden Grove 3/19/2020
657-428 Orange 3/30/2020
657-429 Huntington Beach 4/2/2020
657-430 Santa Ana 11/8/2019
657-431 Westminster 3/20/2019
657-432 Silverado 4/3/2020
657-433 Huntington Beach 2/10/2020
657-434 Huntington Beach 4/13/2020
657-435 Westminster 4/20/2020
657-436 Santa Ana 4/20/2020
657-437 Huntington Beach 5/11/2020
657-438 Orange 6/2/2020
657-439 Anaheim 6/4/2020
657-440 Anaheim 6/11/2020
657-441 Westminster N/A
657-442 Huntington Beach 7/23/2020
657-443 Westminster 6/12/2020
657-444 Placentia N/A
657-445 Fullerton 10/19/2015
657-446 Santa Ana 6/30/2020
657-447 Westminster 7/28/2020
657-448 Huntington Beach 7/30/2020
657-449 Silverado 8/5/2020
657-450 Santa Ana 2/28/2020
657-451 Huntington Beach 8/11/2020
657-452 Buena Park 8/21/2020
657-453 Anaheim 9/1/2020
657-454 Anaheim 9/17/2020
657-455 Santa Ana 9/25/2020
657-456 Anaheim N/A
657-457 Huntington Beach 9/28/2020
657-458 Westminster 10/1/2020
657-459 Anaheim 10/8/2020
657-460 Santa Ana 7/30/2020
657-461 Silverado 10/8/2020
657-462 Silverado 11/6/2020
657-463 Westminster 12/14/2020
657-464 Huntington Beach N/A
657-465 Cypress N/A
657-466 Huntington Beach 11/6/2020
657-467 Santa Ana 12/15/2020
657-468 Santa Ana 12/16/2020
657-469 Anaheim 12/17/2020
657-470 Huntington Beach 10/8/2020
657-471 Westminster 2/28/2020
657-472 Santa Ana 11/6/2020
657-473 Huntington Beach 12/17/2020
657-474 Anaheim 12/23/2020
657-475 Huntington Beach 12/28/2020
657-476 Huntington Beach 1/18/2021
657-477 Silverado 12/28/2020
657-478 Brea 6/26/2017
657-479 Anaheim 1/18/2021
657-480 Anaheim 12/23/2020
657-481 Huntington Beach 12/28/2020
657-482 Anaheim 1/28/2021
657-483 Huntington Beach 1/28/2021
657-484 Santa Ana 1/28/2021
657-485 Huntington Beach 1/29/2021
657-486 Silverado 2/1/2021
657-487 Santa Ana 2/4/2021
657-488 Santa Ana 5/11/2020
657-489 Anaheim 2/9/2021
657-490 Huntington Beach 2/9/2021
657-491 Westminster 2/17/2021
657-492 Anaheim 3/9/2021
657-493 Huntington Beach 3/9/2021
657-494 Anaheim 3/26/2021
657-495 Anaheim 3/22/2021
657-496 Huntington Beach 5/27/2021
657-497 Anaheim 4/15/2021
657-498 Huntington Beach 4/15/2021
657-499 Orange 3/5/2021
NPANXX Area Served1 Date2
657-500 Fullerton N/A
657-501 Huntington Beach 6/10/2021
657-502 Huntington Beach 6/9/2021
657-503 Anaheim 6/17/2021
657-504 Huntington Beach 6/17/2021
657-505 Anaheim 5/19/2021
657-506 Santa Ana 6/17/2021
657-507 Silverado 6/17/2021
657-508 Cypress 6/30/2021
657-509 Santa Ana 7/1/2021
657-510 Anaheim 7/7/2021
657-512 Huntington Beach 7/7/2021
657-513 Anaheim 7/19/2021
657-514 Buena Park 7/29/2021
657-515 Huntington Beach 7/28/2021
657-516 Anaheim 10/26/2021
657-517 Huntington Beach 8/5/2021
657-518 Anaheim 11/22/2021
657-519 Cypress 9/17/2021
657-520 Santa Ana 9/2/2021
657-521 Anaheim 6/10/2021
657-522 Yorba Linda 3/13/2018
657-523 Garden Grove 9/27/2021
657-524 Westminster 10/26/2021
657-525 Fullerton 9/24/2021
657-526 Anaheim 10/6/2021
657-527 Anaheim 8/23/2021
657-528 Westminster 6/16/2021
657-529 Buena Park N/A
657-530 Brea 10/26/2021
657-531 Huntington Beach 10/13/2021
657-532 Santa Ana 11/4/2021
657-533 Anaheim 7/7/2021
657-534 Orange 11/17/2021
657-535 Yorba Linda 8/23/2021
657-536 Anaheim 1/7/2022
657-537 Silverado 12/10/2021
657-538 Silverado 3/29/2021
657-539 Anaheim 11/10/2021
657-540 Huntington Beach 1/10/2022
657-541 Huntington Beach 11/15/2021
657-542 Huntington Beach 1/7/2022
657-543 Santa Ana 1/10/2022
657-544 Silverado 7/7/2021
657-545 Santa Ana 1/7/2022
657-546 Anaheim 1/10/2022
657-547 Huntington Beach 1/11/2022
657-548 Westminstr 1/7/2022
657-549 Anaheim 2/23/2010
657-550 Anaheim 1/13/2022
657-551 Westminster 11/9/2021
657-552 Westminster 8/5/2021
657-553 Santa Ana 11/4/2021
657-554 Fullerton 1/13/2022
657-556 Cypress 11/18/2021
657-557 Santa Ana 1/17/2022
657-558 Anaheim 8/5/2021
657-559 Westminster 1/17/2022
657-560 Anaheim 2/10/2022
657-561 Orange 1/25/2022
657-562 Orange 1/27/2022
657-563 Huntington Beach 1/27/2022
657-564 Huntington Beach 2/24/2022
657-565 Santa Ana 2/2/2022
657-566 Fullerton 1/27/2021
657-567 Santa Ana 3/27/2020
657-568 Huntington Beach 2/10/2022
657-569 Huntington Beach 2/10/2022
657-570 Anaheim 2/24/2022
657-571 Yorba Linda 3/11/2022
657-572 Huntington Beach 3/7/2022
657-573 Cypress 4/12/2022
657-574 Anaheim 4/12/2022
657-575 Anaheim 3/15/2022
657-576 Anaheim 5/20/2022
657-577 Fullerton 6/1/2020
657-578 Anaheim 3/7/2022
657-579 Orange 5/10/2022
657-580 Anaheim 3/28/2022
657-581 Orange 4/25/2022
657-582 Anaheim 2/24/2022
657-583 Garden Grove 5/6/2022
657-584 Anaheim 4/28/2022
657-585 Santa Ana 4/25/2022
657-586 Huntington Beach 3/2/2022
657-587 Silverado 6/17/2021
657-588 Brea 6/1/2020
657-589 Huntington Beach 5/13/2022
657-590 Silverado 5/27/2022
657-591 Huntington Beach 5/20/2022
657-592 Anaheim 3/2/2022
657-593 Westminster 5/27/2022
657-594 Anaheim 6/17/2022
657-595 Anaheim 5/27/2022
657-596 Huntington Beach 5/27/2022
657-597 Anaheim 6/21/2022
657-598 Anaheim 6/7/2022
657-599 Westminster 3/5/2021
NPANXX Area Served1 Date2
657-600 Santa Ana N/A
657-601 Santa Ana 6/7/2022
657-602 Anaheim 6/8/2022
657-603 Cypress 6/7/2022
657-604 Orange 6/23/2022
657-605 Orange 6/29/2022
657-606 Garden Grove 6/29/2022
657-607 Anaheim 7/18/2022
657-608 Orange 7/14/2022
657-609 Huntington Beach 7/21/2022
657-610 Santa Ana 6/9/2022
657-612 Garden Grove 7/22/2022
657-613 Cypress 7/26/2022
657-614 Anaheim 8/10/2022
657-615 Anaheim 8/12/2022
657-616 Huntington Beach 8/19/2022
657-617 Anaheim 10/21/2022
657-618 Santa Ana 9/20/2022
657-619 Orange 10/4/2022
657-620 Cypress 10/27/2022
657-621 Westminster 10/12/2022
657-622 Santa Ana 5/18/2009
657-623 Anaheim 10/11/2022
657-624 Anaheim 10/27/2022
657-625 Cypress 9/20/2022
657-626 Placentia 1/14/2022
657-627 Silverado 10/21/2022
657-628 Huntington Beach 10/21/2022
657-629 Westminster 10/27/2022
657-630 Huntington Beach 10/27/2022
657-631 Fullerton 9/20/2022
657-632 Fullerton 10/28/2022
657-633 Huntington Beach 7/7/2021
657-634 Anaheim 11/4/2022
657-635 Santa Ana 10/27/2022
657-636 Garden Grove 11/9/2022
657-637 Anaheim 11/7/2022
657-638 Huntington Beach 11/7/2022
657-639 Huntington Beach 1/13/2022
657-640 Anaheim 11/15/2022
657-641 Santa Ana 11/8/2022
657-642 Huntington Beach 11/15/2022
657-643 Santa Ana 11/16/2022
657-644 Cypress 9/21/2020
657-645 Santa Ana 12/6/2022
657-646 Huntington Beach 01/04/2023
657-647 Orange 12/16/2022
657-648 Santa Ana 01/04/2023
657-649 Silverado 01/04/2023
657-650 Orange 9/23/2020
657-651 Anaheim 01/04/2023
657-652 Anaheim 1/19/2022
657-653 Anaheim 01/11/2023
657-654 Anaheim 01/18/2023
657-655 Santa Ana 6/1/2020
657-656 Anaheim 12/10/2020
657-657 Anaheim 3/7/2019
657-658 Anaheim 01/30/2023
657-659 Anaheim 02/02/2023
657-660 Santa Ana 4/18/2019
657-661 Huntington Beach 02/02/2023
657-662 Santa Ana 02/02/2023
657-663 Westminster 02/02/2023
657-664 Silverado 02/02/2023
657-665 Anaheim 02/10/2023
657-666 Westminster N/A
657-667 Garden Grove 3/15/2013
657-668 Anaheim 02/10/2023
657-669 Orange 03/24/2023
657-670 Westminster 04/07/2023
657-671 Brea 08/10/2023
657-672 Anaheim 07/25/2023
657-673 Huntington Beach 07/25/2023
657-674 Orange 07/25/2023
657-675 Anaheim 08/08/2023
657-676 Santa Ana 08/10/2023
657-677 Orange 6/1/2020
657-678 Anaheim 08/10/2023
657-679 Garden Grove 08/10/2023
657-680 Santa Ana 08/11/2023
657-681 Fullerton 08/23/2023
657-682 Anaheim 08/23/2023
657-683 Huntington Beach 08/23/2023
657-684 Orange 08/23/2023
657-685 Anaheim 09/11/2023
657-686 Garden Grove 2/21/2022
657-687 Anaheim 09/12/2023
657-688 Placentia 6/1/2020
657-689 Cypress 09/12/2023
657-690 Huntington Beach 09/13/2023
657-691 Anaheim 09/18/2023
657-692 Anaheim 09/21/2023
657-693 Santa Ana 1/11/2022
657-694 Huntington Beach 09/21/2023
657-695 Huntington Beach 09/26/2023
657-696 Anaheim 09/29/2023
657-697 Huntington Beach 09/29/2023
657-698 Westminster 09/29/2023
657-699 Santa Ana 3/17/2015
NPANXX Area Served1 Date2
657-701 Garden Grove 10/02/2023
657-702 Anaheim 10/04/2023
657-703 Huntington Beach 10/04/2023
657-704 Huntington Beach 10/04/2023
657-705 Cypress 10/10/2023
657-706 Fullerton 10/13/2023
657-707 Anaheim 10/20/2023
657-708 Placentia 11/02/2023
657-709 Santa Ana 12/04/2023
657-710 Garden Grove 12/05/2023
657-712 Anaheim 12/15/2023
657-713 Santa Ana 12/29/2023
657-714 Buena Park 05/31/2024
657-715 Silverado 12/27/2023
657-716 Huntington Beach 01/25/2024
657-717 Anaheim 01/29/2024
657-718 Anaheim 02/02/2024
657-719 Anaheim 02/20/2024
657-720 Santa Ana 8/1/2017
657-721 Huntington Beach 02/20/2024
657-722 Garden Grove N/A
657-723 Anaheim 02/27/2024
657-724 Anaheim 9/21/2020
657-725 Huntington Beach 02/27/2024
657-726 Silverado 03/06/2024
657-727 Anaheim 03/12/2024
657-728 Huntington Beach 03/12/2024
657-729 Santa Ana 03/12/2024
657-730 Anaheim 03/25/2024
657-731 Anaheim 03/27/2024
657-732 Silverado 5/13/2019
657-733 Huntington Beach 9/21/2020
657-734 Huntington Beach 03/27/2024
657-735 Anaheim 03/28/2024
657-736 Anaheim 04/04/2024
657-737 Anaheim 04/09/2024
657-738 Orange 04/09/2024
657-739 Anaheim 11/15/2021
657-740 Anaheim 04/25/2024
657-741 Huntington Beach 04/25/2024
657-742 Huntington Beach 3/18/2022
657-743 Cypress 05/08/2024
657-744 Santa Ana 7/7/2021
657-745 Anaheim 05/08/2024
657-746 Westminster 1/11/2022
657-747 Huntington Beach 05/08/2024
657-748 Anaheim 05/21/2024
657-749 Fullerton 05/21/2024
657-750 Huntington Beach 05/21/2024
657-751 Fullerton 05/22/2024
657-752 Orange 05/31/2024
657-753 Anaheim 07/10/2024
657-754 Garden Grove 07/30/2024
657-755 Huntington Beach 4/29/2021
657-756 Huntington Beach 11/8/2022
657-757 Santa Ana 9/23/2020
657-758 Anaheim 5/13/2019
657-759 Brea 08/06/2024
657-760 Huntington Beach 08/06/2024
657-761 Anaheim 08/13/2024
657-762 Cypress 08/13/2024
657-763 Huntington Beach 08/16/2024
657-764 Anaheim 08/20/2024
657-765 Westminster 09/09/2024
657-766 Santa Ana 5/13/2019
657-767 Fullerton 1/11/2022
657-768 Anaheim 09/12/2024
657-769 Anaheim 09/17/2024
657-770 Westminster 6/9/2022
657-771 Santa Ana 09/20/2024
657-772 Garden Grove 10/21/2024
657-773 Huntington Beach 10/21/2024
657-774 Orange 11/07/2024
657-775 Orange 11/20/2024
657-777 Cypress N/A
657-786 Santa Ana 7/10/2020
657-788 Silverado 1/4/2021
657-789 Anaheim 2/17/2021
657-799 Fullerton 7/10/2020
NPANXX Area Served1 Date2
657-800 Garden Grove N/A
657-822 Orange 4/19/2021
657-825 Anaheim 06/21/2024
657-832 Silverado 1/12/2022
657-833 Santa Ana 4/22/2021
657-837 Buena Park 1/10/2022
657-842 Anaheim 7/10/2020
657-844 Silverado 4/20/2021
657-845 Huntington Beach 3/12/2013
657-855 Anaheim 4/19/2021
657-859 Santa Ana 6/12/2008
657-866 Yorba Linda 9/21/2020
657-867 Huntington Beach 7/10/2020
657-877 Huntington Beach 5/13/2019
657-888 Orange N/A
657-895 Huntington Beach 9/23/2020
657-899 Santa Ana 2/25/2021
NPANXX Area Served1 Date2
657-900 Santa Ana N/A
657-922 Huntington Beach 3/9/2021
657-933 Orange 9/21/2020
657-944 Garden Grove 11/6/2020
657-946 Silverado 7/10/2020
657-955 Westminster 9/2/2020
657-957 Santa Ana 10/26/2021
657-966 Santa Ana 9/21/2020
657-977 Westminster 5/13/2019
657-999 Anaheim N/A
  1. For 'Area served' we list the rate center. In the North American Numbering Plan a rate center is a geographic area used to determine local calling boundaries for billing purposes. Its name is generally a locality, often not the only one served by an NPA-NXX combination.
  2. Assignment date. N/A - mostly central office codes assigned before 2001.
  3. NXX prefixes last updated: November 22, 2024

Cities in area code 657

City1 County Time Zone2
Anaheim Orange P
Atwood Orange P
Brea Orange P
Buena Park Orange P
Cypress Orange P
Fountain Valley Orange P
Fullerton Orange P
Garden Grove Orange P
Huntington Beach Orange P
La Mirada Los Angeles P
La Palma Orange P
Midway City Orange P
Orange Orange P
Placentia Orange P
Santa Ana Orange P
Silverado Orange P
Stanton Orange P
Tustin Orange P
Villa Park Orange P
Westminster Orange P
Yorba Linda Orange P
  1. Listed above are most places served by USA area code 657. When multiple places in a US state share the same name we list the largest one only. Cities with population over 50,000 are displayed in bold text.
  2. P stands for Pacific Time (currently ).
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