925

Concord, California

California · Pacific (UTC-8) · · 13 cities

Major City
Concord
Time Zone
Pacific (UTC-8)
Current Local Time
Cities Served
13
Additional Details
Established
1998
Type
Split
Active Prefixes
647
Wireless Lines
32%

About Area Code 925

Area code 925 was created in 1998 as a split from a previously larger area code region. It serves the Concord, California metropolitan area. The area is in the Pacific time zone. It covers 13 cities and communities including Antioch, Brentwood, Concord, Danville, Dublin and 8 more.

Phone Number Prefixes in Area Code 925

647 active NXX prefixes — 32% wireless, 68% landline. Each prefix (NXX) represents up to 10,000 phone numbers.

AT&T (Pacific Bell) 206 (32%)AT&T Mobility 48 (7%)MCI/Verizon 48 (7%)Lumen/Level 3 46 (7%)T-Mobile 43 (7%)
PrefixCarrierTypeRate Center
925-200Verizon WirelessWirelessPleasanton
925-201U.S. TelepacificLandlinePleasanton
925-202T-MobileWirelessPleasanton
925-203AT&T MobilityWirelessPittsburg
925-204T-MobileWirelessAntioch
925-205T-MobileWirelessDanville
925-206Verizon WirelessWirelessAntioch
925-207Metro by T-MobileWirelessConcord
925-208Teleport Communications AmericaLandlineDanville
925-209T-MobileWirelessPleasanton
925-210AT&T (Pacific Bell)LandlineWalnut Crk
925-211Multiple Ocn ListingLandlineXxxxxxxxxx
925-212AT&T MobilityWirelessWalnut Crk
925-213Usa Mobility WirelessWirelessWalnut Crk
925-214Peerless Network Of CaliforniaLandlineWalnut Crk
925-215Lumen/Level 3LandlineLivermore
925-216AT&T MobilityWirelessDubln-Snrm
925-217Lumen/Level 3LandlineDanville
925-218Lumen/Level 3LandlinePleasanton
925-219Lumen/Level 3LandlineAntioch
925-220Verizon WirelessWirelessPittsburg
925-22133 WirelessWirelessWalnut Crk
925-222OnvoyLandlineConcord
925-223MCI/VerizonWirelessPleasanton
925-224AT&T (Pacific Bell)LandlinePleasanton
925-225AT&T (Pacific Bell)LandlinePleasanton
925-226MCI/VerizonWirelessPleasanton
925-227AT&T (Pacific Bell)LandlinePleasanton
925-228AT&T (Pacific Bell)LandlineMartinez
925-229AT&T (Pacific Bell)LandlineMartinez
925-230Lumen/Level 3LandlineDubln-Snrm
925-231Lumen/Level 3LandlineMartinez
925-232Lumen/Level 3LandlinePsbg West
925-233Lumen/Level 3LandlineSunol
925-234Lumen/Level 3LandlineAntioch
925-235Lumen/Level 3LandlineMoraga
925-236Lumen/Level 3LandlineDubln-Snrm
925-237MCI/VerizonWirelessAntioch
925-238ComcastLandlineAntioch
925-239Peerless Network Of CaliforniaLandlineWalnut Crk
925-240AT&T (Pacific Bell)LandlineEcontrcost
925-241MCI/VerizonWirelessDubln-Snrm
925-242AT&T (Pacific Bell)LandlineBshp Rnch
925-243AT&T (Pacific Bell)LandlineLivermore
925-244AT&T (Pacific Bell)LandlineBshp Rnch
925-245AT&T (Pacific Bell)LandlineLivermore
925-246AT&T (Pacific Bell)LandlineConcord
925-247AT&T (Pacific Bell)LandlineMoraga
925-248AT&T (Pacific Bell)LandlineDubln-Snrm
925-249AT&T (Pacific Bell)LandlinePleasanton
925-250Metro by T-MobileWirelessConcord
925-251AT&T (Pacific Bell)LandlinePleasanton
925-252AT&T (Pacific Bell)LandlinePittsburg
925-253AT&T (Pacific Bell)LandlineOrinda
925-254AT&T (Pacific Bell)LandlineOrinda
925-255MCI/VerizonWirelessOrinda
925-256AT&T (Pacific Bell)LandlineWalnut Crk
925-257MCI/VerizonWirelessOrinda
925-258AT&T (Pacific Bell)LandlineOrinda
925-259MCI/VerizonWirelessOrinda
925-260Metro by T-MobileWirelessWalnut Crk
925-261AT&T (Pacific Bell)LandlinePsbg West
925-262Lumen/Level 3LandlineWalnut Crk
925-263Lumen/Level 3LandlineDanville
925-264Lumen/Level 3LandlinePleasanton
925-265Lumen/Level 3LandlineConcord
925-266Verizon WirelessWirelessWalnut Crk
925-267MCI/VerizonWirelessPittsburg
925-268MCI/VerizonWirelessMoraga
925-269MCI/VerizonWirelessMartinez
925-270Lumen/Level 3LandlineConcord
925-271Teleport Communications AmericaLandlinePleasanton
925-272Lumen/Level 3LandlineDanville
925-273MCI/VerizonWirelessLivermore
925-274AT&T (Pacific Bell)LandlineWalnut Crk
925-275AT&T (Pacific Bell)LandlineBshp Rnch
925-276MCI/VerizonWirelessClayton
925-277AT&T (Pacific Bell)LandlineBshp Rnch
925-278ComcastLandlineWalnut Crk
925-279AT&T (Pacific Bell)LandlineWalnut Crk
925-280AT&T (Pacific Bell)LandlineWalnut Crk
925-281OnvoyLandlineAntioch
925-282MCI/VerizonWirelessLafayette
925-283AT&T (Pacific Bell)LandlineLafayette
925-284AT&T (Pacific Bell)LandlineLafayette
925-285AT&T MobilityWirelessWalnut Crk
925-286AT&T MobilityWirelessWalnut Crk
925-287AT&T (Pacific Bell)LandlineWalnut Crk
925-288AT&T (Pacific Bell)LandlineConcord
925-289OnvoyLandlineWalnut Crk
925-290Xo CaliforniaLandlineLivermore
925-291MCI/VerizonWirelessPsbg West
925-292ComcastLandlineLivermore
925-293Matrix TelecomLandlineMartinez
925-294AT&T (Pacific Bell)LandlineLivermore
925-295AT&T (Pacific Bell)LandlineWalnut Crk
925-296AT&T (Pacific Bell)LandlineWalnut Crk
925-297MCI/VerizonWirelessLafayette
925-298MCI/VerizonWirelessLafayette
925-299AT&T (Pacific Bell)LandlineLafayette
925-300T-MobileWirelessWalnut Crk
925-301Lumen/Level 3LandlineAntioch
925-302Lumen/Level 3LandlineBshp Rnch
925-303Lumen/Level 3LandlineAntioch
925-304Lumen/Level 3LandlineClayton
925-305Lumen/Level 3LandlineConcord
925-306Sonic TelecomLandlineEcontrcost
925-307Lumen/Level 3LandlineDubln-Snrm
925-308Lumen/Level 3LandlineEcontrcost
925-309Lumen/Level 3LandlineDanville
925-310Lumen/Level 3LandlineLafayette
925-311Multiple Ocn ListingLandlineXxxxxxxxxx
925-312Usa Mobility WirelessWirelessAntioch
925-313AT&T (Pacific Bell)LandlineMartinez
925-314AT&T (Pacific Bell)LandlineDanville
925-315Lumen/Level 3LandlineLivermore
925-316Lumen/Level 3LandlineMartinez
925-317Bandwidth.comLandlineOrinda
925-318Lumen/Level 3LandlinePittsburg
925-319T-MobileWirelessSunol
925-320U.S. TelepacificLandlineMoraga
925-321AT&T MobilityWirelessLivermore
925-322Bandwidth.comLandlineWalnut Crk
925-323AT&T MobilityWirelessWalnut Crk
925-324Verizon WirelessWirelessWalnut Crk
925-325T-MobileWirelessAntioch
925-326Lumen/Level 3LandlineConcord
925-327AT&T (Pacific Bell)LandlineBshp Rnch
925-328AT&T (Pacific Bell)LandlineBshp Rnch
925-329Verizon WirelessWirelessAntioch
925-330AT&T MobilityWirelessWalnut Crk
925-331U.S. TelepacificLandlineAntioch
925-332Peerless Network Of CaliforniaLandlineConcord
925-333American Messaging ServicesLandlineWalnut Crk
925-334Verizon WirelessWirelessConcord
925-335AT&T (Pacific Bell)LandlineMartinez
925-336AT&T MobilityWirelessDubln-Snrm
925-337Verizon WirelessWirelessLivermore
925-338Bandwidth.comLandlineConcord
925-339Metro by T-MobileWirelessLivermore
925-340Usa Mobility WirelessWirelessWalnut Crk
925-341AT&T MobilityWirelessLivermore
925-342CommioLandlineWalnut Crk
925-343American Messaging ServicesLandlinePleasanton
925-344U.S. TelepacificLandlineLivermore
925-345American Messaging ServicesLandlineDanville
925-346American Messaging ServicesLandlineConcord
925-347American Messaging ServicesLandlineLivermore
925-348AT&T MobilityWirelessConcord
925-349Teleport Communications AmericaLandlineConcord
925-350ComcastLandlineAntioch
925-351T-MobileWirelessPleasanton
925-352T-MobileWirelessPleasanton
925-353AT&T MobilityWirelessPleasanton
925-354AT&T MobilityWirelessAntioch
925-355AT&T (Pacific Bell)LandlineBshp Rnch
925-356AT&T (Pacific Bell)LandlineConcord
925-357Lumen/Level 3LandlineWalnut Crk
925-358AT&T (Pacific Bell)LandlineBshp Rnch
925-359MCI/VerizonWirelessBshp Rnch
925-360AT&T MobilityWirelessWalnut Crk
925-361Teleport Communications AmericaLandlineDubln-Snrm
925-362AT&T (Pacific Bell)LandlineDanville
925-363AT&T (Pacific Bell)LandlineConcord
925-364MCI/VerizonWirelessDubln-Snrm
925-365Teleport Communications AmericaLandlineBshp Rnch
925-366T-MobileWirelessPleasanton
925-367T-MobileWirelessPleasanton
925-368T-MobileWirelessPleasanton
925-369Matrix TelecomLandlineMartinez
925-370AT&T (Pacific Bell)LandlineMartinez
925-371AT&T (Pacific Bell)LandlineLivermore
925-372AT&T (Pacific Bell)LandlineMartinez
925-373AT&T (Pacific Bell)LandlineLivermore
925-374MCI/VerizonWirelessMartinez
925-375Verizon WirelessWirelessConcord
925-376AT&T (Pacific Bell)LandlineMoraga
925-377AT&T (Pacific Bell)LandlineMoraga
925-378Verizon WirelessWirelessWalnut Crk
925-379Lumen/Level 3LandlinePleasanton
925-380Lumen/Level 3LandlineBshp Rnch
925-381AT&T MobilityWirelessConcord
925-382T-MobileWirelessAntioch
925-383Metro by T-MobileWirelessConcord
925-384AT&TLandlineAntioch
925-385Teleport Communications AmericaLandlineLafayette
925-386Teleport Communications AmericaLandlineOrinda
925-387Teleport Communications AmericaLandlineMartinez
925-388Teleport Communications AmericaLandlineMoraga
925-389AT&T MobilityWirelessDanville
925-390AT&T MobilityWirelessEcontrcost
925-391Lumen/Level 3LandlineConcord
925-392Teleport Communications AmericaLandlineEcontrcost
925-393OnvoyLandlineWalnut Crk
925-394Lumen/Level 3LandlineBshp Rnch
925-395Teleport Communications AmericaLandlineWalnut Crk
925-396OnvoyLandlinePleasanton
925-397OnvoyLandlinePleasanton
925-398Teleport Communications AmericaLandlinePleasanton
925-399ComcastLandlinePleasanton
925-400Bandwidth.comLandlinePleasanton
925-401MCI/VerizonWirelessPleasanton
925-402MCI/VerizonWirelessOrinda
925-403MCI/VerizonWirelessLafayette
925-404MCI/VerizonWirelessDubln-Snrm
925-405MCI/VerizonWirelessConcord
925-406MCI/VerizonWirelessDanville
925-407MCI/VerizonWirelessWalnut Crk
925-408AT&T MobilityWirelessConcord
925-409Verizon WirelessWirelessLivermore
925-410U.S. TelepacificLandlinePleasanton
925-411Multiple Ocn ListingLandlineXxxxxxxxxx
925-412Verizon WirelessWirelessConcord
925-413AT&T MobilityWirelessDubln-Snrm
925-414Verizon WirelessWirelessConcord
925-415Lumen/Level 3LandlineBshp Rnch
925-416AT&T (Pacific Bell)LandlinePleasanton
925-417AT&T (Pacific Bell)LandlinePleasanton
925-418Lumen/Level 3LandlineEcontrcost
925-419OnvoyLandlineConcord
925-420OnvoyLandlineEcontrcost
925-421Bandwidth.comLandlineConcord
925-422AT&T (Pacific Bell)LandlineLivermore
925-423AT&T (Pacific Bell)LandlineLivermore
925-424AT&T (Pacific Bell)LandlineLivermore
925-425Teleport Communications AmericaLandlinePleasanton
925-426AT&T (Pacific Bell)LandlinePleasanton
925-427AT&T (Pacific Bell)LandlinePittsburg
925-428T-MobileWirelessAntioch
925-429Lumen/Level 3LandlineConcord
925-430ComcastLandlineWalnut Crk
925-431AT&T (Pacific Bell)LandlinePittsburg
925-432AT&T (Pacific Bell)LandlinePittsburg
925-433ComcastLandlineWalnut Crk
925-434Peerless Network Of CaliforniaLandlineAntioch
925-435T-MobileWirelessConcord
925-436T-MobileWirelessAntioch
925-437AT&T MobilityWirelessAntioch
925-438U.S. TelepacificLandlineOrinda
925-439AT&T (Pacific Bell)LandlinePittsburg
925-440Verizon WirelessWirelessWalnut Crk
925-441U.S. TelepacificLandlineAntioch
925-443AT&T (Pacific Bell)LandlineLivermore
925-444U.S. TelepacificLandlineLafayette
925-445T-MobileWirelessAntioch
925-446Metro by T-MobileWirelessConcord
925-447AT&T (Pacific Bell)LandlineLivermore
925-448Verizon WirelessWirelessWalnut Crk
925-449AT&T (Pacific Bell)LandlineLivermore
925-450Bandwidth.comLandlineEcontrcost
925-451AT&T MobilityWirelessWalnut Crk
925-452U.S. TelepacificLandlineDubln-Snrm
925-453MCI/VerizonWirelessLivermore
925-454AT&T (Pacific Bell)LandlineLivermore
925-455AT&T (Pacific Bell)LandlineLivermore
925-456AT&T (Pacific Bell)LandlineLivermore
925-457T-MobileWirelessWalnut Crk
925-458AT&T (Pacific Bell)LandlinePsbg West
925-459Lumen/Level 3LandlineConcord
925-460AT&T (Pacific Bell)LandlinePleasanton
925-461AT&T (Pacific Bell)LandlinePleasanton
925-462AT&T (Pacific Bell)LandlinePleasanton
925-463AT&T (Pacific Bell)LandlinePleasanton
925-464Verizon WirelessWirelessWalnut Crk
925-465Lumen/Level 3LandlineWalnut Crk
925-466FractelLandlineConcord
925-467AT&T (Pacific Bell)LandlinePleasanton
925-468AT&T (Pacific Bell)LandlinePleasanton
925-469AT&T (Pacific Bell)LandlinePleasanton
925-470Teleport Communications AmericaLandlineAntioch
925-471OnvoyLandlineConcord
925-472AT&T (Pacific Bell)LandlineWalnut Crk
925-473AT&T (Pacific Bell)LandlinePittsburg
925-474U.S. TelepacificLandlinePleasanton
925-475Matrix TelecomLandlinePleasanton
925-476Matrix TelecomLandlineWalnut Crk
925-477T-MobileWirelessAntioch
925-478Lumen/Level 3LandlineWalnut Crk
925-479AT&T (Pacific Bell)LandlineDubln-Snrm
925-480U.S. TelepacificLandlineBshp Rnch
925-481AT&T MobilityWirelessAntioch
925-482U.S. TelepacificLandlineWalnut Crk
925-483ComcastLandlineConcord
925-484AT&T (Pacific Bell)LandlinePleasanton
925-485AT&T (Pacific Bell)LandlinePleasanton
925-486OnvoyLandlineDanville
925-487AT&T MobilityWirelessDubln-Snrm
925-488Peerless Network Of CaliforniaLandlineWalnut Crk
925-489T-MobileWirelessAntioch
925-490Bandwidth.comLandlineConcord
925-491OnvoyLandlineAntioch
925-492CommioLandlinePittsburg
925-493Teleport Communications AmericaLandlineLivermore
925-494Bandwidth.comLandlineConcord
925-495Bandwidth.comLandlineLivermore
925-496Bandwidth.comLandlineConcord
925-497Metro by T-MobileWirelessConcord
925-498U.S. TelepacificLandlineBshp Rnch
925-499MCI/VerizonWirelessConcord
925-500OnvoyLandlineMartinez
925-501T-MobileWirelessAntioch
925-502AT&T MobilityWirelessDanville
925-503T-MobileWirelessAntioch
925-504AT&T MobilityWirelessPsbg West
925-505Boost SubscribercoWirelessLivermore
925-506T-MobileWirelessAntioch
925-507Verizon WirelessWirelessConcord
925-508OnvoyLandlineEcontrcost
925-509Usa Mobility WirelessWirelessBshp Rnch
925-510Metro by T-MobileWirelessConcord
925-511Multiple Ocn ListingLandlineXxxxxxxxxx
925-512OnvoyLandlineWalnut Crk
925-513AT&T (Pacific Bell)LandlineEcontrcost
925-514AT&T MobilityWirelessMartinez
925-515OnvoyLandlineConcord
925-516AT&T (Pacific Bell)LandlineEcontrcost
925-517OnvoyLandlinePsbg West
925-518Metro by T-MobileWirelessLivermore
925-519Verizon WirelessWirelessPleasanton
925-520AT&T (Pacific Bell)LandlinePleasanton
925-521AT&T (Pacific Bell)LandlineConcord
925-522AT&T (Pacific Bell)LandlineAntioch
925-523AT&T (Pacific Bell)LandlinePleasanton
925-524AT&T (Pacific Bell)LandlineClayton
925-525Metro by T-MobileWirelessLivermore
925-526U.S. TelepacificLandlinePittsburg
925-527Utility Telecom GroupLandlineWalnut Crk
925-528T-MobileWirelessOrinda
925-529OnvoyLandlineAntioch
925-531SpectrumLandlineLafayette
925-532TelnyxLandlineWalnut Crk
925-533FractelLandlineLivermore
925-534Lumen/Level 3LandlineLivermore
925-535Metro by T-MobileWirelessPleasanton
925-536TelnyxLandlineConcord
925-537Ton80 CommunicationsLandlineLivermore
925-538T-MobileWirelessAntioch
925-539T-MobileWirelessAntioch
925-540AT&T MobilityWirelessDanville
925-541ShelcommLandlineLivermore
925-542Verizon WirelessWirelessWalnut Crk
925-543AT&T (Pacific Bell)LandlineBshp Rnch
925-544AT&T MobilityWirelessAntioch
925-545T-MobileWirelessAntioch
925-546Ton80 CommunicationsLandlineWalnut Crk
925-547Boost SubscribercoWirelessPittsburg
925-548AT&T MobilityWirelessDubln-Snrm
925-549AT&T MobilityWirelessDubln-Snrm
925-550AT&T MobilityWirelessAntioch
925-551AT&T (Pacific Bell)LandlineDubln-Snrm
925-552AT&T (Pacific Bell)LandlineDanville
925-553MCI/VerizonWirelessDanville
925-554T-MobileWirelessAntioch
925-555Multiple Ocn ListingLandlineDir Asst
925-556AT&T (Pacific Bell)LandlineDubln-Snrm
925-557MCI/VerizonWirelessDubln-Snrm
925-558MCI/VerizonWirelessDubln-Snrm
925-559AT&T MobilityWirelessEcontrcost
925-560AT&T (Pacific Bell)LandlineDubln-Snrm
925-565Metro by T-MobileWirelessAntioch
925-566Teleport Communications AmericaLandlineConcord
925-567T-MobileWirelessClayton
925-568Teleport Communications AmericaLandlineSunol
925-570T-MobileWirelessDubln-Snrm
925-571North County Communication Corporation - CaLandlineBshp Rnch
925-572North County Communication Corporation - CaLandlinePleasanton
925-573North County Communication Corporation - CaLandlinePittsburg
925-574U.S. TelepacificLandlineDubln-Snrm
925-575Metro by T-MobileWirelessDanville
925-577T-MobileWirelessDubln-Snrm
925-578Ton80 CommunicationsLandlineEcontrcost
925-579MCI/VerizonWirelessLivermore
925-580T-MobileWirelessPleasanton
925-583U.S. TelepacificLandlineLivermore
925-584T-MobileWirelessAntioch
925-586Verizon WirelessWirelessConcord
925-587U.S. TelepacificLandlineDubln-Snrm
925-588U.S. TelepacificLandlineWalnut Crk
925-590SpectrumLandlineBshp Rnch
925-592U.S. TelepacificLandlineMoraga
925-594Metro by T-MobileWirelessDanville
925-595Metro by T-MobileWirelessConcord
925-596Verizon WirelessWirelessPleasanton
925-597Verizon WirelessWirelessPittsburg
925-598AT&T (Pacific Bell)LandlinePleasanton
925-599FractelLandlineLivermore
925-600AT&T (Pacific Bell)LandlinePleasanton
925-602AT&T (Pacific Bell)LandlineConcord
925-603AT&T (Pacific Bell)LandlineConcord
925-605Matrix TelecomLandlineLivermore
925-606AT&T (Pacific Bell)LandlineLivermore
925-608Lumen/Level 3LandlineMartinez
925-609AT&T (Pacific Bell)LandlineConcord
925-611Multiple Ocn ListingLandlineXxxxxxxxxx
925-621U.S. TelepacificLandlinePleasanton
925-623T-MobileWirelessPleasanton
925-625AT&T (Pacific Bell)LandlineEcontrcost
925-626MCI/VerizonWirelessEcontrcost
925-627U.S. TelepacificLandlineWalnut Crk
925-628Verizon WirelessWirelessAntioch
925-631AT&T (Pacific Bell)LandlineMoraga
925-633FractelLandlineConcord
925-634AT&T (Pacific Bell)LandlineEcontrcost
925-635Teleport Communications AmericaLandlinePittsburg
925-639T-MobileWirelessWalnut Crk
925-640AT&T MobilityWirelessDubln-Snrm
925-642AT&T MobilityWirelessAntioch
925-643U.S. TelepacificLandlinePsbg West
925-644FractelLandlineConcord
925-646AT&T (Pacific Bell)LandlineConcord
925-648AT&T (Pacific Bell)LandlineDanville
925-655FractelLandlineConcord
925-658Teleport Communications AmericaLandlineWalnut Crk
925-659Teleport Communications AmericaLandlineBshp Rnch
925-660Lumen/Level 3LandlinePleasanton
925-663Matrix TelecomLandlineSunol
925-664Matrix TelecomLandlinePsbg West
925-665Matrix TelecomLandlinePittsburg
925-666Matrix TelecomLandlineEcontrcost
925-667U.S. TelepacificLandlineLivermore
925-671AT&T (Pacific Bell)LandlineConcord
925-672AT&T (Pacific Bell)LandlineClayton
925-673AT&T (Pacific Bell)LandlineClayton
925-674AT&T (Pacific Bell)LandlineConcord
925-675AT&T (Pacific Bell)LandlineConcord
925-676AT&T (Pacific Bell)LandlineConcord
925-677AT&T (Pacific Bell)LandlineConcord
925-678U.S. TelepacificLandlineDanville
925-679AT&T (Pacific Bell)LandlineEcontrcost
925-680AT&T (Pacific Bell)LandlineConcord
925-681AT&T (Pacific Bell)LandlineConcord
925-682AT&T (Pacific Bell)LandlineConcord
925-683AT&T MobilityWirelessDanville
925-684AT&T (Pacific Bell)LandlineEcontrcost
925-685AT&T (Pacific Bell)LandlineConcord
925-686AT&T (Pacific Bell)LandlineConcord
925-687AT&T (Pacific Bell)LandlineConcord
925-688AT&T (Pacific Bell)LandlineConcord
925-689AT&T (Pacific Bell)LandlineConcord
925-690MCI/VerizonWirelessClayton
925-691AT&T (Pacific Bell)LandlineConcord
925-692AT&T (Pacific Bell)LandlineConcord
925-693Teleport Communications AmericaLandlineClayton
925-694MCI/VerizonWirelessPleasanton
925-695Metro by T-MobileWirelessConcord
925-698AT&T MobilityWirelessPittsburg
925-699AT&T MobilityWirelessPleasanton
925-700Landline
925-701U.S. TelepacificLandlinePleasanton
925-705Metro by T-MobileWirelessWalnut Crk
925-706AT&T (Pacific Bell)LandlineAntioch
925-708Verizon WirelessWirelessWalnut Crk
925-709AT&T (Pacific Bell)LandlinePsbg West
925-711Multiple Ocn ListingLandlineXxxxxxxxxx
925-718OnvoyLandlineDanville
925-719Verizon WirelessWirelessDubln-Snrm
925-722FractelLandlineWalnut Crk
925-723U.S. TelepacificLandlineMartinez
925-724U.S. TelepacificLandlineLivermore
925-725U.S. TelepacificLandlineDanville
925-726U.S. TelepacificLandlineConcord
925-727Metro by T-MobileWirelessAntioch
925-730AT&T (Pacific Bell)LandlinePleasanton
925-732OnvoyLandlineAntioch
925-733FractelLandlineDanville
925-734AT&T (Pacific Bell)LandlinePleasanton
925-735AT&T (Pacific Bell)LandlineBshp Rnch
925-736AT&T (Pacific Bell)LandlineDanville
925-737AT&T (Pacific Bell)LandlinePleasanton
925-738MCI/VerizonWirelessPleasanton
925-739Landline
925-743AT&T (Pacific Bell)LandlineDanville
925-744FractelLandlineWalnut Crk
925-746AT&T (Pacific Bell)LandlineWalnut Crk
925-750MCI/VerizonWirelessPleasanton
925-752MCI/VerizonWirelessAntioch
925-753AT&T (Pacific Bell)LandlineAntioch
925-754AT&T (Pacific Bell)LandlineAntioch
925-755AT&T (Pacific Bell)LandlineAntioch
925-756AT&T (Pacific Bell)LandlineAntioch
925-757AT&T (Pacific Bell)LandlineAntioch
925-758FractelLandlineLivermore
925-759AT&T MobilityWirelessAntioch
925-762AT&T (Pacific Bell)LandlineBshp Rnch
925-765Metro by T-MobileWirelessWalnut Crk
925-766T-MobileWirelessWalnut Crk
925-768Verizon WirelessWirelessConcord
925-771U.S. TelepacificLandlineConcord
925-775Matrix TelecomLandlineAntioch
925-776AT&T (Pacific Bell)LandlineAntioch
925-777AT&T (Pacific Bell)LandlineAntioch
925-778AT&T (Pacific Bell)LandlineAntioch
925-779AT&T (Pacific Bell)LandlineAntioch
925-783Verizon WirelessWirelessAntioch
925-784Verizon WirelessWirelessLivermore
925-785Verizon WirelessWirelessDubln-Snrm
925-786Verizon WirelessWirelessBshp Rnch
925-787Verizon WirelessWirelessConcord
925-788Verizon WirelessWirelessWalnut Crk
925-789Verizon WirelessWirelessSunol
925-790AT&T (Pacific Bell)LandlineBshp Rnch
925-791U.S. TelepacificLandlineDanville
925-794OnvoyLandlineMoraga
925-798AT&T (Pacific Bell)LandlineConcord
925-799FractelLandlinePittsburg
925-800OnvoyLandlineLivermore
925-803AT&T (Pacific Bell)LandlineDubln-Snrm
925-804Teleport Communications AmericaLandlineBshp Rnch
925-806AT&T (Pacific Bell)LandlineBshp Rnch
925-807MCI/VerizonWirelessBshp Rnch
925-808AT&T (Pacific Bell)LandlineConcord
925-809U.S. TelepacificLandlineEcontrcost
925-811Multiple Ocn ListingLandlineXxxxxxxxxx
925-812Metro by T-MobileWirelessMartinez
925-813Verizon WirelessWirelessAntioch
925-815AT&T (Pacific Bell)LandlineBshp Rnch
925-817AT&T (Pacific Bell)LandlineWalnut Crk
925-818AT&T MobilityWirelessWalnut Crk
925-819AT&T MobilityWirelessDubln-Snrm
925-820AT&T (Pacific Bell)LandlineDanville
925-822MCI/VerizonWirelessConcord
925-823AT&T (Pacific Bell)LandlineBshp Rnch
925-824AT&T (Pacific Bell)LandlineBshp Rnch
925-825AT&T (Pacific Bell)LandlineConcord
925-826MCI/VerizonWirelessConcord
925-827AT&T (Pacific Bell)LandlineConcord
925-828AT&T (Pacific Bell)LandlineDubln-Snrm
925-829AT&T (Pacific Bell)LandlineDubln-Snrm
925-830AT&T (Pacific Bell)LandlineBshp Rnch
925-831AT&T (Pacific Bell)LandlineDanville
925-832Ton80 CommunicationsLandlineEcontrcost
925-833AT&T (Pacific Bell)LandlineDubln-Snrm
925-834Ton80 CommunicationsLandlineAntioch
925-835U.S. TelepacificLandlineSunol
925-837AT&T (Pacific Bell)LandlineDanville
925-838AT&T (Pacific Bell)LandlineDanville
925-839U.S. TelepacificLandlineMartinez
925-842AT&T (Pacific Bell)LandlineBshp Rnch
925-843Lumen/Level 3LandlineBshp Rnch
925-844U.S. TelepacificLandlineClayton
925-846AT&T (Pacific Bell)LandlinePleasanton
925-847AT&T (Pacific Bell)LandlinePleasanton
925-848Matrix TelecomLandlineAntioch
925-849U.S. TelepacificLandlineConcord
925-852MCI/VerizonWirelessConcord
925-854MCI/VerizonWirelessDanville
925-855AT&T (Pacific Bell)LandlineDanville
925-856MCI/VerizonWirelessDanville
925-858AT&T MobilityWirelessDubln-Snrm
925-860OnvoyLandlineSunol
925-862AT&T (Pacific Bell)LandlineSunol
925-864Metro by T-MobileWirelessConcord
925-866AT&T (Pacific Bell)LandlineBshp Rnch
925-867AT&T (Pacific Bell)LandlineBshp Rnch
925-871OnvoyLandlineLafayette
925-872Verizon WirelessWirelessPleasanton
925-875AT&T (Pacific Bell)LandlineDubln-Snrm
925-876AT&T MobilityWirelessWalnut Crk
925-877FractelLandlineAntioch
925-878T-MobileWirelessLafayette
925-880FractelLandlineEcontrcost
925-884Matrix TelecomLandlineBshp Rnch
925-885Matrix TelecomLandlineOrinda
925-886Matrix TelecomLandlineDanville
925-887Matrix TelecomLandlineConcord
925-888Matrix TelecomLandlineMoraga
925-889Matrix TelecomLandlineClayton
925-890AT&T MobilityWirelessConcord
925-891Matrix TelecomLandlineWalnut Crk
925-892Matrix TelecomLandlinePleasanton
925-895Metro by T-MobileWirelessDubln-Snrm
925-897T-MobileWirelessDubln-Snrm
925-899AT&T MobilityWirelessWalnut Crk
925-900OnvoyLandlineLafayette
925-901AT&T (Pacific Bell)LandlineBshp Rnch
925-904AT&T (Pacific Bell)LandlineBshp Rnch
925-905Matrix TelecomLandlineDubln-Snrm
925-906AT&T (Pacific Bell)LandlineWalnut Crk
925-911Multiple Ocn ListingLandlineXxxxxxxxxx
925-913T-MobileWirelessBshp Rnch
925-914T-MobileWirelessClayton
925-915T-MobileWirelessDanville
925-917T-MobileWirelessMartinez
925-918Verizon WirelessWirelessPleasanton
925-920Usa Mobility WirelessWirelessWalnut Crk
925-922T-MobileWirelessPleasanton
925-924AT&T (Pacific Bell)LandlinePleasanton
925-925OnvoyLandlineConcord
925-926AT&T (Pacific Bell)LandlineWalnut Crk
925-927AT&T (Pacific Bell)LandlineWalnut Crk
925-930AT&T (Pacific Bell)LandlineWalnut Crk
925-931AT&T (Pacific Bell)LandlinePleasanton
925-932AT&T (Pacific Bell)LandlineWalnut Crk
925-933AT&T (Pacific Bell)LandlineWalnut Crk
925-934AT&T (Pacific Bell)LandlineWalnut Crk
925-935AT&T (Pacific Bell)LandlineWalnut Crk
925-937AT&T (Pacific Bell)LandlineWalnut Crk
925-938AT&T (Pacific Bell)LandlineWalnut Crk
925-939AT&T (Pacific Bell)LandlineWalnut Crk
925-940OnvoyLandlineWalnut Crk
925-941AT&T (Pacific Bell)LandlineWalnut Crk
925-942AT&T (Pacific Bell)LandlineWalnut Crk
925-943AT&T (Pacific Bell)LandlineWalnut Crk
925-944AT&T (Pacific Bell)LandlineWalnut Crk
925-945AT&T (Pacific Bell)LandlineWalnut Crk
925-946AT&T (Pacific Bell)LandlineWalnut Crk
925-947AT&T (Pacific Bell)LandlineWalnut Crk
925-948MCI/VerizonWirelessWalnut Crk
925-949Teleport Communications AmericaLandlineWalnut Crk
925-950Landline
925-951MCI/VerizonWirelessWalnut Crk
925-952AT&T (Pacific Bell)LandlineWalnut Crk
925-953Lumen/Level 3LandlineWalnut Crk
925-954U.S. TelepacificLandlineWalnut Crk
925-955Utility Telecom GroupLandlineWalnut Crk
925-956MCI/VerizonWirelessWalnut Crk
925-957AT&T (Pacific Bell)LandlineMartinez
925-958Landline
925-959Landline
925-960AT&T (Pacific Bell)LandlineLivermore
925-961AT&T (Pacific Bell)LandlineLivermore
925-962AT&T (Pacific Bell)LandlineLafayette
925-963AT&T MobilityWirelessPleasanton
925-964AT&T (Pacific Bell)LandlineDanville
925-965Teleport Communications AmericaLandlinePleasanton
925-966FractelLandlineAntioch
925-967AT&T (Pacific Bell)LandlineDubln-Snrm
925-968AT&T (Pacific Bell)LandlineBshp Rnch
925-969AT&T (Pacific Bell)LandlineConcord
925-973AT&T (Pacific Bell)LandlineBshp Rnch
925-974AT&T (Pacific Bell)LandlineWalnut Crk
925-975AT&T (Pacific Bell)LandlineWalnut Crk
925-976Landline
925-977AT&T (Pacific Bell)LandlineWalnut Crk
925-978AT&T (Pacific Bell)LandlineAntioch
925-979AT&T (Pacific Bell)LandlineWalnut Crk
925-980AT&T MobilityWirelessLivermore
925-983MCI/VerizonWirelessBshp Rnch
925-984Metro by T-MobileWirelessDanville
925-988AT&T (Pacific Bell)LandlineWalnut Crk
925-989Verizon WirelessWirelessPleasanton
925-990Utility Telecom GroupLandlineSunol
925-993Hd CarrierLandlineClayton
925-995SpectrumLandlineConcord
925-997AT&T MobilityWirelessDubln-Snrm
925-998AT&T MobilityWirelessPleasanton
925-999Verizon WirelessWirelessDubln-Snrm

All 40 area codes in California

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About Area Code 925

Picture this: It's 1998, and California's East Bay is exploding with growth. People are moving in, building families, and starting businesses faster than you can say 'suburbs.' That's why they split off area code 925 from the old 510 code—to handle all those new phone numbers without a hitch. This split wasn't just about numbers; it was about keeping up with the demand in places like Concord, where folks were settling down for that classic Bay Area life. Now, 925 covers a string of cities from Antioch up north to Livermore down south, including spots like Danville and Dublin. Concord sits at the heart of it, a solid spot with good schools and easy drives to San Francisco. What sets 925 apart is its everyday charm—think quiet neighborhoods mixed with a bit of urban edge. You'll find families grilling in backyards one minute and commuters zipping off to the city the next. It's got that balance, you know? From the rolling hills around Lafayette to the busier streets of Martinez, this area code tells the story of a community that's grown up but still feels connected. Whether you're a long-timer or just passing through, 925 is all about that reliable, down-to-earth vibe that keeps things running smooth.

⚠ Scam & Spam Alert for 925

If you're in the 925 area, you might get calls that sound off, and it's smart to stay alert. Scammers often target folks here with IRS scams, where they pretend to be from the government and demand immediate payment for supposed back taxes. Then there's the auto warranty racket, with robocalls pushing fake extended plans for your car that don't exist. Don't forget Medicare fraud, especially hitting older residents with offers for free medical gear that lead to identity theft. These calls can be persistent, but they're just trying to trick you into giving up personal info. Remember, real organizations won't ask for sensitive details over the phone. One simple tip: If something feels wrong, just hang up and check it out yourself before you respond.

Local Snapshot

Concord and the surrounding 925 area pack in around 1.2 million people, making it a pretty crowded spot in the East Bay. The economy here runs on tech jobs, healthcare, and education, with companies drawing in workers from all over. This region is big on outdoor fun, like hiking in the nearby hills that offer a quick escape from daily life. Here's something that might surprise you: Despite being close to big cities, parts of 925 have some of the best weather in California, with sunny days that go on forever.

Frequently Asked Questions

Where is area code 925?
Area code 925 serves Concord and surrounding communities in California, including Antioch, Brentwood, Concord, Danville, Dublin and 8 more. It is in the Pacific time zone.
What cities are in area code 925?
Area code 925 covers 13 cities in California: Antioch, Brentwood, Concord, Danville, Dublin, Lafayette, Livermore, Martinez, Oakley, Pittsburg, and 3 more
What time zone is 925?
Area code 925 is in the Pacific time zone (UTC-8).
When was area code 925 created?
Area code 925 was established in 1998 as a geographic split from a larger area code region.
Is 925 a legitimate area code?
Yes, 925 is a valid, active area code assigned to Concord, California. However, scammers can spoof any area code, so receiving a call from 925 doesn't guarantee the caller is actually in this area.

Why was the 925 area code established in 1998?

The 925 area code was created as a split from the 510 area code due to rapid population growth in the East Bay suburbs. This change provided more phone numbers for expanding communities like Concord and Antioch. It reflected the region's development as a key residential area near San Francisco.

What historical sites can be found in the cities served by the 925 area code?

In Concord, visitors can explore the historic Todos Santos Plaza, which dates back to the 19th century and hosts community events. Danville features the Museum of the San Ramon Valley, showcasing local artifacts from early settlers. These sites offer insights into the area's ranching and early California history.

What industries are prominent in the 925 region?

The 925 area includes a strong presence of technology firms in cities like Dublin, contributing to job growth. Wine production thrives in Livermore with its vineyards and wineries, drawing from the region's fertile soil. Healthcare and education sectors also play a key role in places such as Lafayette.