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925 Area Code

Area code 925 is in California (CA), USA and some of its main locations are Concord, Antioch, Livermore, etc. (jump to city list below).

Area code 925 has been in service since March 14, 1998.

03:51:43 PM is the current time in area code 925 (Pacific Time Zone).

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925 phone number location

NPANXX Area served1 Date2
925-200 Pleasanton N/A
925-201 Pleasanton N/A
925-202 Pleasanton N/A
925-203 Pittsburg 2/22/2002
925-204 Antioch 9/22/2015
925-205 Antioch N/A
925-206 Antioch 8/29/2007
925-207 Concord 10/18/2001
925-208 Danville N/A
925-209 Pleasanton N/A
925-210 Walnut Creek N/A
925-212 Walnut Creek N/A
925-213 Walnut Creek N/A
925-214 Walnut Creek 9/10/2016
925-215 Livermore N/A
925-216 Dublin/ San Ramon N/A
925-217 Danville N/A
925-218 Pleasanton N/A
925-219 Antioch N/A
925-220 Walnut Creek N/A
925-221 Walnut Creek N/A
925-222 Concord N/A
925-223 Pleasanton N/A
925-224 Pleasanton N/A
925-225 Pleasanton N/A
925-226 Pleasanton N/A
925-227 Pleasanton N/A
925-228 Martinez N/A
925-229 Martinez N/A
925-230 Dublin/ San Ramon N/A
925-231 Martinez N/A
925-232 Pittsburg West N/A
925-233 Sunol N/A
925-234 Antioch N/A
925-235 Moraga N/A
925-236 Dublin/ San Ramon N/A
925-237 Antioch N/A
925-238 Antioch 10/31/2008
925-239 Walnut Creek 3/25/2013
925-240 East Contra Costa N/A
925-241 Dublin/ San Ramon N/A
925-242 Bishop Ranch N/A
925-243 Livermore N/A
925-244 Bishop Ranch N/A
925-245 Livermore N/A
925-246 Concord N/A
925-247 Moraga N/A
925-248 Dublin/ San Ramon N/A
925-249 Pleasanton N/A
925-250 Concord N/A
925-251 Pleasanton N/A
925-252 Pittsburg N/A
925-253 Orinda N/A
925-254 Orinda N/A
925-255 Orinda N/A
925-256 Walnut Creek N/A
925-257 Orinda N/A
925-258 Orinda N/A
925-259 Orinda N/A
925-260 Walnut Creek N/A
925-261 Pittsburg West N/A
925-262 Walnut Creek N/A
925-263 Danville N/A
925-264 Pleasanton N/A
925-265 Concord N/A
925-266 Walnut Creek 5/2/2016
925-267 Pittsburg N/A
925-268 Moraga N/A
925-269 Martinez N/A
925-270 Concord N/A
925-271 Pleasanton N/A
925-272 Danville N/A
925-273 Livermore N/A
925-274 Walnut Creek N/A
925-275 Bishop Ranch N/A
925-276 Clayton N/A
925-277 Bishop Ranch N/A
925-278 Walnut Creek 10/24/2013
925-279 Walnut Creek N/A
925-280 Walnut Creek N/A
925-281 Antioch N/A
925-282 Lafayette N/A
925-283 Lafayette N/A
925-284 Lafayette N/A
925-285 Walnut Creek N/A
925-286 Walnut Creek N/A
925-287 Walnut Creek N/A
925-288 Concord N/A
925-289 Walnut Creek 2/23/2009
925-290 Livermore N/A
925-291 Pittsburg West N/A
925-292 Livermore N/A
925-293 Martinez N/A
925-294 Livermore N/A
925-295 Walnut Creek N/A
925-296 Walnut Creek N/A
925-297 Lafayette N/A
925-298 Lafayette N/A
925-299 Lafayette N/A

NPANXX Area served1 Date2
925-300 Walnut Creek N/A
925-301 Antioch N/A
925-302 Bishop Ranch N/A
925-303 Antioch N/A
925-304 Clayton N/A
925-305 Concord N/A
925-306 East Contra Costa 1/13/2017
925-307 Dublin/ San Ramon N/A
925-308 East Contra Costa N/A
925-309 Danville N/A
925-310 Lafayette N/A
925-312 Antioch N/A
925-313 Martinez N/A
925-314 Danville N/A
925-315 Livermore N/A
925-316 Martinez N/A
925-317 Orinda N/A
925-318 Pittsburg N/A
925-319 Sunol N/A
925-320 Moraga 3/27/2001
925-321 Livermore 11/30/2001
925-322 Walnut Creek 5/10/2011
925-323 Walnut Creek N/A
925-324 Walnut Creek 8/21/2002
925-325 Antioch 12/28/2001
925-326 Concord N/A
925-327 Bishop Ranch N/A
925-328 Bishop Ranch N/A
925-329 Antioch 9/8/2014
925-330 Walnut Creek 11/30/2001
925-331 Antioch 7/17/2001
925-332 Concord 10/4/2012
925-333 Walnut Creek N/A
925-334 Concord 7/19/2011
925-335 Martinez N/A
925-336 Dublin/ San Ramon 12/28/2001
925-337 Livermore 1/28/2002
925-338 Concord 7/22/2011
925-339 Livermore 9/21/2001
925-340 Walnut Creek N/A
925-341 Livermore 4/21/2020
925-342 Antioch N/A
925-343 Pleasanton N/A
925-344 Livermore N/A
925-345 Danville N/A
925-346 Concord N/A
925-347 Livermore N/A
925-348 Concord 1/28/2002
925-349 Concord N/A
925-350 Antioch 9/13/2011
925-351 Pleasanton N/A
925-352 Pleasanton N/A
925-353 Pleasanton 1/28/2002
925-354 Antioch 1/28/2002
925-355 Bishop Ranch N/A
925-356 Concord N/A
925-357 Walnut Creek 9/13/2011
925-358 Bishop Ranch N/A
925-359 Bishop Ranch N/A
925-360 Walnut Creek N/A
925-361 Dublin/ San Ramon N/A
925-362 Danville N/A
925-363 Concord N/A
925-364 Dublin/ San Ramon N/A
925-365 Bishop Ranch N/A
925-366 Pleasanton N/A
925-367 Pleasanton N/A
925-368 Pleasanton N/A
925-369 Martinez N/A
925-370 Martinez N/A
925-371 Livermore N/A
925-372 Martinez N/A
925-373 Livermore N/A
925-374 Martinez N/A
925-375 Concord 6/29/2016
925-376 Moraga N/A
925-377 Moraga N/A
925-378 Walnut Creek 12/11/2014
925-379 Pleasanton 11/10/2014
925-380 Bishop Ranch N/A
925-381 Concord N/A
925-382 Antioch N/A
925-383 Concord N/A
925-384 Antioch 12/5/2014
925-385 Lafayette N/A
925-386 Orinda N/A
925-387 Martinez N/A
925-388 Moraga N/A
925-389 Danville 11/30/2001
925-390 East Contra Costa 4/11/2016
925-391 Concord 11/25/2013
925-392 East Contra Costa N/A
925-393 Walnut Creek 6/16/2015
925-394 Bishop Ranch N/A
925-395 Walnut Creek N/A
925-396 Pleasanton N/A
925-397 Pleasanton N/A
925-398 Pleasanton N/A
925-399 Pleasanton N/A

NPANXX Area served1 Date2
925-400 Pleasanton N/A
925-401 Pleasanton N/A
925-402 Orinda N/A
925-403 Lafayette N/A
925-404 Dublin/ San Ramon N/A
925-405 Concord N/A
925-406 Danville N/A
925-407 Walnut Creek N/A
925-408 Concord N/A
925-409 Livermore 8/18/2017
925-410 Pleasanton 7/14/2020
925-412 Concord 11/19/2018
925-413 Dublin/ San Ramon N/A
925-414 Concord 7/31/2019
925-415 Bishop Ranch N/A
925-416 Pleasanton N/A
925-417 Pleasanton N/A
925-418 East Contra Costa N/A
925-419 Dublin/ San Ramon N/A
925-420 East Contra Costa N/A
925-421 Concord 1/27/2012
925-422 Livermore N/A
925-423 Livermore N/A
925-424 Livermore N/A
925-425 Pleasanton N/A
925-426 Pleasanton N/A
925-427 Pittsburg N/A
925-428 Antioch 4/19/2013
925-429 Concord N/A
925-430 Walnut Creek 10/9/2019
925-431 Pittsburg N/A
925-432 Pittsburg N/A
925-433 Walnut Creek 11/2/2015
925-434 Antioch N/A
925-435 Concord N/A
925-436 Antioch 8/30/2016
925-437 Antioch N/A
925-438 Orinda N/A
925-439 Pittsburg N/A
925-440 Walnut Creek 11/2/2018
925-441 Antioch 6/29/2022
925-443 Livermore N/A
925-444 Lafayette N/A
925-445 Antioch 4/5/2021
925-446 Concord 6/25/2012
925-447 Livermore N/A
925-448 Walnut Creek 4/28/2014
925-449 Livermore N/A
925-450 East Contra Costa 6/26/2020
925-451 Walnut Creek N/A
925-452 Dublin/ San Ramon N/A
925-453 Livermore N/A
925-454 Livermore N/A
925-455 Livermore N/A
925-456 Livermore N/A
925-457 Walnut Creek N/A
925-458 Pittsburg West N/A
925-459 Concord N/A
925-460 Pleasanton N/A
925-461 Pleasanton N/A
925-462 Pleasanton N/A
925-463 Pleasanton N/A
925-464 Walnut Creek 8/16/2012
925-465 Walnut Creek N/A
925-466 Concord 9/17/2020
925-467 Pleasanton N/A
925-468 Pleasanton N/A
925-469 Pleasanton N/A
925-470 Antioch N/A
925-471 Concord 8/25/2014
925-472 Walnut Creek N/A
925-473 Pittsburg N/A
925-474 Pleasanton N/A
925-475 Pleasanton N/A
925-476 Walnut Creek N/A
925-477 Antioch 1/18/2019
925-478 Walnut Creek N/A
925-479 Dublin/ San Ramon N/A
925-480 Bishop Ranch N/A
925-481 Antioch 3/24/2014
925-482 Walnut Creek N/A
925-483 Concord 4/23/2015
925-484 Pleasanton N/A
925-485 Pleasanton N/A
925-487 Dublin/ San Ramon N/A
925-488 Walnut Creek 6/24/2019
925-489 Antioch 10/15/2020
925-490 Concord 5/23/2014
925-492 Pittsburg 9/24/2021
925-493 Livermore N/A
925-494 Concord 4/16/2015
925-495 Livermore 8/2/2016
925-496 Concord 12/23/2021
925-497 Concord 8/22/2001
925-498 Bishop Ranch N/A
925-499 Concord 12/26/2017

NPANXX Area served1 Date2
925-500 Martinez N/A
925-501 Antioch 5/17/2022
925-502 Danville 7/21/2022
925-503 Antioch 3/23/2017
925-504 Pittsburg West 12/16/2022
925-505 Livermore 7/28/2022
925-509 Bishop Ranch N/A
925-510 Concord 3/23/2018
925-513 East Contra Costa N/A
925-515 Concord 11/11/2020
925-516 East Contra Costa N/A
925-517 Pittsburg West 5/18/2001
925-518 Livermore N/A
925-519 Pleasanton N/A
925-520 Pleasanton N/A
925-521 Concord N/A
925-522 Antioch N/A
925-523 Pleasanton N/A
925-524 Clayton N/A
925-525 Livermore N/A
925-526 Pittsburg N/A
925-527 Walnut Creek N/A
925-528 Orinda N/A
925-529 Antioch N/A
925-532 Walnut Creek 3/17/2017
925-533 Livermore 9/17/2020
925-534 Livermore 8/6/2019
925-535 Pleasanton N/A
925-536 Concord 3/17/2017
925-537 Livermore 1/14/2022
925-542 Walnut Creek 12/26/2017
925-543 Bishop Ranch N/A
925-546 Walnut Creek 1/7/2022
925-548 Dublin/ San Ramon N/A
925-549 Dublin/ San Ramon N/A
925-550 Antioch N/A
925-551 Dublin/ San Ramon N/A
925-552 Danville N/A
925-553 Danville N/A
925-556 Dublin/ San Ramon N/A
925-557 Dublin/ San Ramon N/A
925-558 Dublin/ San Ramon N/A
925-560 Dublin/ San Ramon N/A
925-565 Antioch 9/21/2001
925-566 Concord N/A
925-567 Clayton 7/17/2001
925-568 Sunol N/A
925-570 Dublin/ San Ramon N/A
925-571 Bishop Ranch N/A
925-572 Pleasanton N/A
925-573 Pittsburg N/A
925-574 Dublin/ San Ramon 6/27/2001
925-575 Danville N/A
925-577 Dublin/ San Ramon 9/19/2001
925-578 East Contra Costa 11/3/2020
925-579 Livermore 4/24/2001
925-580 Pleasanton N/A
925-583 Livermore N/A
925-584 Antioch N/A
925-586 Concord N/A
925-587 Dublin/ San Ramon N/A
925-588 Walnut Creek N/A
925-590 Bishop Ranch 6/23/2022
925-592 Moraga N/A
925-594 Danville 9/21/2001
925-595 Concord 5/18/2001
925-596 Pleasanton N/A
925-597 Pittsburg N/A
925-598 Pleasanton N/A
925-599 Livermore 1/27/2021

NPANXX Area served1 Date2
925-600 Pleasanton N/A
925-602 Concord N/A
925-603 Concord N/A
925-605 Livermore N/A
925-606 Livermore N/A
925-608 Martinez 3/1/2001
925-609 Concord N/A
925-621 Pleasanton 4/26/2001
925-623 Pleasanton N/A
925-625 East Contra Costa N/A
925-626 East Contra Costa N/A
925-627 Walnut Creek 3/27/2001
925-628 Antioch N/A
925-631 Moraga N/A
925-633 Concord 8/5/2021
925-634 East Contra Costa N/A
925-635 Pittsburg N/A
925-639 Walnut Creek 10/18/2001
925-640 Dublin/ San Ramon N/A
925-642 Antioch N/A
925-643 Pittsburg West 5/21/2001
925-644 Concord 7/13/2021
925-646 Concord N/A
925-648 Danville N/A
925-655 Concord 3/20/2019
925-658 Walnut Creek N/A
925-659 Bishop Ranch N/A
925-660 Pleasanton N/A
925-663 Sunol N/A
925-664 Pittsburg West N/A
925-665 Pittsburg N/A
925-666 East Contra Costa N/A
925-667 Livermore 5/18/2001
925-671 Concord N/A
925-672 Clayton N/A
925-673 Clayton N/A
925-674 Concord N/A
925-675 Concord N/A
925-676 Concord N/A
925-677 Concord N/A
925-678 Danville N/A
925-679 East Contra Costa N/A
925-680 Concord N/A
925-681 Concord N/A
925-682 Concord N/A
925-683 Danville N/A
925-684 East Contra Costa N/A
925-685 Concord N/A
925-686 Concord N/A
925-687 Concord N/A
925-688 Concord N/A
925-689 Concord N/A
925-690 Clayton N/A
925-691 Concord N/A
925-692 Concord N/A
925-693 Clayton N/A
925-694 Pleasanton N/A
925-695 Concord N/A
925-698 Pittsburg N/A
925-699 Pleasanton N/A
NPANXX Area served1 Date2
925-701 Pleasanton N/A
925-705 Walnut Creek 8/22/2001
925-706 Antioch N/A
925-708 Walnut Creek 1/26/2001
925-709 Pittsburg West N/A
925-718 Danville 1/26/2001
925-719 Dublin/ San Ramon 4/16/2002
925-722 Walnut Creek 7/7/2021
925-723 Martinez N/A
925-724 Livermore N/A
925-725 Danville N/A
925-726 Concord N/A
925-727 Antioch N/A
925-730 Pleasanton N/A
925-732 Antioch N/A
925-733 Danville 8/5/2021
925-734 Pleasanton N/A
925-735 Bishop Ranch N/A
925-736 Danville N/A
925-737 Pleasanton N/A
925-738 Pleasanton N/A
925-742 Livermore N/A
925-743 Danville N/A
925-744 Walnut Creek 11/13/2020
925-746 Walnut Creek N/A
925-750 Pleasanton N/A
925-752 Antioch N/A
925-753 Antioch N/A
925-754 Antioch N/A
925-755 Antioch N/A
925-756 Antioch N/A
925-757 Antioch N/A
925-758 Livermore 3/20/2019
925-759 Antioch N/A
925-762 Bishop Ranch N/A
925-765 Walnut Creek N/A
925-766 Walnut Creek N/A
925-768 Concord 6/25/2001
925-771 Concord 3/1/2001
925-775 Antioch N/A
925-776 Antioch N/A
925-777 Antioch N/A
925-778 Antioch N/A
925-779 Antioch N/A
925-783 Antioch N/A
925-784 Livermore N/A
925-785 Dublin/ San Ramon N/A
925-786 Bishop Ranch N/A
925-787 Concord N/A
925-788 Walnut Creek N/A
925-789 Sunol N/A
925-790 Bishop Ranch 1/26/2001
925-791 Danville 7/16/2001
925-794 Moraga 7/17/2001
925-798 Concord N/A
925-799 Pittsburg 3/20/2019
NPANXX Area served1 Date2
925-800 Livermore N/A
925-803 Dublin/ San Ramon N/A
925-804 Bishop Ranch N/A
925-806 Bishop Ranch N/A
925-807 Bishop Ranch N/A
925-808 Concord N/A
925-809 East Contra Costa 3/1/2001
925-812 Martinez 9/21/2001
925-813 Antioch 8/21/2002
925-815 Bishop Ranch N/A
925-817 Walnut Creek N/A
925-818 Walnut Creek N/A
925-819 Dublin/ San Ramon N/A
925-820 Danville N/A
925-822 Concord N/A
925-823 Bishop Ranch N/A
925-824 Bishop Ranch N/A
925-825 Concord N/A
925-826 Concord N/A
925-827 Concord N/A
925-828 Dublin/ San Ramon N/A
925-829 Dublin/ San Ramon N/A
925-830 Bishop Ranch N/A
925-831 Danville N/A
925-832 East Contra Costa 1/31/2022
925-833 Dublin/ San Ramon N/A
925-834 Antioch 9/29/2021
925-835 Sunol N/A
925-837 Danville N/A
925-838 Danville N/A
925-839 Martinez 4/24/2001
925-842 Bishop Ranch N/A
925-843 Bishop Ranch 5/20/2010
925-844 Clayton 7/17/2001
925-846 Pleasanton N/A
925-847 Pleasanton N/A
925-848 Antioch N/A
925-849 Concord N/A
925-852 Concord 4/24/2001
925-854 Danville N/A
925-855 Danville N/A
925-856 Danville N/A
925-858 Dublin/ San Ramon N/A
925-860 Sunol N/A
925-862 Sunol N/A
925-864 Concord N/A
925-866 Bishop Ranch N/A
925-867 Bishop Ranch N/A
925-871 Lafayette N/A
925-872 Pleasanton N/A
925-875 Dublin/ San Ramon N/A
925-876 Walnut Creek N/A
925-877 Antioch 3/20/2019
925-878 Lafayette N/A
925-880 East Contra Costa 7/13/2021
925-884 Bishop Ranch N/A
925-885 Orinda N/A
925-886 Danville N/A
925-887 Concord N/A
925-888 Moraga N/A
925-889 Clayton N/A
925-890 Concord N/A
925-891 Walnut Creek N/A
925-892 Pleasanton N/A
925-895 Dublin/ San Ramon N/A
925-897 Dublin/ San Ramon 9/17/2021
925-899 Walnut Creek N/A

NPANXX Area served1 Date2
925-900 Lafayette N/A
925-901 Bishop Ranch N/A
925-904 Bishop Ranch N/A
925-905 Dublin/ San Ramon N/A
925-906 Walnut Creek N/A
925-913 Bishop Ranch 9/20/2002
925-914 Clayton 9/20/2002
925-915 Danville 9/20/2002
925-917 Martinez 9/20/2002
925-918 Pleasanton N/A
925-920 Walnut Creek N/A
925-922 Pleasanton 9/20/2002
925-924 Pleasanton N/A
925-925 Concord 9/27/2022
925-926 Walnut Creek N/A
925-927 Walnut Creek N/A
925-930 Walnut Creek N/A
925-931 Pleasanton N/A
925-932 Walnut Creek N/A
925-933 Walnut Creek N/A
925-934 Walnut Creek N/A
925-935 Walnut Creek N/A
925-937 Walnut Creek N/A
925-938 Walnut Creek N/A
925-939 Walnut Creek N/A
925-940 Walnut Creek N/A
925-941 Walnut Creek N/A
925-942 Walnut Creek N/A
925-943 Walnut Creek N/A
925-944 Walnut Creek N/A
925-945 Walnut Creek N/A
925-946 Walnut Creek N/A
925-947 Walnut Creek N/A
925-948 Walnut Creek N/A
925-949 Walnut Creek N/A
925-951 Walnut Creek N/A
925-952 Walnut Creek N/A
925-953 Walnut Creek N/A
925-954 Walnut Creek N/A
925-955 Walnut Creek N/A
925-956 Walnut Creek N/A
925-957 Martinez N/A
925-960 Livermore N/A
925-961 Livermore N/A
925-962 Lafayette N/A
925-963 Pleasanton N/A
925-964 Danville N/A
925-965 Pleasanton N/A
925-966 Antioch 4/18/2021
925-967 Dublin/ San Ramon N/A
925-968 Bishop Ranch N/A
925-969 Concord N/A
925-973 Bishop Ranch N/A
925-974 Walnut Creek N/A
925-975 Walnut Creek N/A
925-977 Walnut Creek N/A
925-978 Antioch N/A
925-979 Walnut Creek N/A
925-980 Livermore N/A
925-983 Bishop Ranch N/A
925-984 Danville N/A
925-988 Walnut Creek N/A
925-989 Pleasanton N/A
925-990 Sunol N/A
925-993 Clayton 3/26/2001
925-997 Dublin/ San Ramon N/A
925-998 Pleasanton N/A
925-999 Dublin/ San Ramon 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 CO codes assigned before 2001.
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Cities in area code 925

City1 County Time2
Alamo Contra Costa P
Antioch Contra Costa P
Bethel Island Contra Costa P
Brentwood Contra Costa P
Byron Contra Costa P
Canyon Contra Costa P
Clayton Contra Costa P
Concord Contra Costa P
Danville Contra Costa P
Diablo Contra Costa P
Discovery Bay Contra Costa P
Dublin Alameda P
Lafayette Contra Costa P
Livermore Alameda P
Martinez Contra Costa P
Moraga Contra Costa P
Oakley Contra Costa P
Orinda Contra Costa P
Pacheco Contra Costa P
Pittsburg Contra Costa P
Pleasant Hill Contra Costa P
Pleasanton Alameda P
San Ramon Contra Costa P
Sunol Alameda P
Walnut Creek Contra Costa P
  1. Listed above are most places served by area code 925. When multiple places in a state/province 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 Zone (currently 03:51:43 PM).
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