Area Code 925-800 : Area Code 925-899 is your one-stop site for area code lookup, phone number lookup, and free phone number reviews. Following is reverse lookup detail & reviews for area code 925 8xx including 925 area code location map. Major cities such as San Ramon, Concord, Danville, Pleasanton, Oakland covered within area code 925 8xx are also listed on this page. More area codes, including those outside of California, are on the homepage.

Reverse Lookup Detail for Area Code 925 8xx

Area code 925 covers part of Californiastate, covering most of Contra Costa, Alameda counties. It was started on May 18, 1998. This region follows (UTC-08:00) timezone. Other popular area codes that belong to California state include 209, 213, 310, 323, 408, 415, 510, 530, 559, 562, 619, 626, 650, 661, 707, 714, 760, 805, 818, 831, 858, 909, 916, 949.

Area Code 925-800 - Area Code 925-899 (Covers 925 8xx xxxx phone numbers)

Area CodeCityCountyPopulationNetwork Operator
925-800LivermoreAlameda1444 80201 Communications, Inc. - Ca
925-803San RamonContra Costa949 805Pacific Bell
925-804San RamonContra Costa949 806Teleport Communications Group - San Francisco
925-806San RamonContra Costa949 808Pacific Bell
925-807San RamonContra Costa949 809Xo California, Inc.
925-808ConcordContra Costa949 810Pacific Bell
925-809BrentwoodContra Costa949 811U.s. Telepacific Corp. - Ca
925-812MartinezContra Costa949 814Metro Pcs, Inc.
925-813AntiochContra Costa949 815Cellco Partnership Dba Verizon Wireless - Ca
925-815DanvilleContra Costa949 817Pacific Bell
925-817Walnut CreekContra Costa949 819Pacific Bell
925-818Walnut CreekContra Costa949 820Pacific Bell Mobile Services
925-819San RamonContra Costa949 821Pacific Bell Mobile Services
925-820DanvilleContra Costa949 822Pacific Bell
925-822ConcordContra Costa949 824Mcimetro, Ats, Inc.
925-823San RamonContra Costa949 825Pacific Bell
925-824San RamonContra Costa949 826Pacific Bell
925-825ConcordContra Costa949 827Pacific Bell
925-826ConcordContra Costa949 828Mci Worldcom Communications, Inc., Ca
925-827ConcordContra Costa949 829Pacific Bell
925-828San RamonContra Costa949 830Pacific Bell
925-829San RamonContra Costa949 831Pacific Bell
925-830San RamonContra Costa949 832Pacific Bell
925-831DanvilleContra Costa949 833Pacific Bell
925-833San RamonContra Costa949 835Pacific Bell
925-835SunolAlameda1444 837U.s. Telepacific Corp. - Ca
925-837DanvilleContra Costa949 839Pacific Bell
925-838DanvilleContra Costa949 840Pacific Bell
925-839MartinezContra Costa949 841U.s. Telepacific Corp. - Ca
925-842San RamonContra Costa949 844Pacific Bell
925-844ClaytonContra Costa949 846U.s. Telepacific Corp. - Ca
925-846PleasantonAlameda1444 848Pacific Bell
925-847PleasantonAlameda1444 849Pacific Bell
925-848AntiochContra Costa949 850Pac - West Telecomm, Inc.
925-849ConcordContra Costa949 851U.s. Telepacific Corp. - Ca
925-852ConcordContra Costa949 854Xo California, Inc.
925-854DanvilleContra Costa949 856Mci Worldcom Communications, Inc., Ca
925-855DanvilleContra Costa949 857Pacific Bell
925-856DanvilleContra Costa949 858Mcimetro, Ats, Inc.
925-857San RamonContra Costa949 859Arch Wireless Holdings, Inc.
925-858San RamonContra Costa949 860Pacific Bell Mobile Services
925-860FremontAlameda1444 862Xo California, Inc.
925-862SunolAlameda1444 864Pacific Bell
925-864ConcordContra Costa949 866Sprint Spectrum L.p.
925-866San RamonContra Costa949 868Pacific Bell
925-867San RamonContra Costa949 869Pacific Bell
925-871OaklandAlameda1444 873Pac - West Telecomm, Inc.
925-872PleasantonAlameda1444 874Cellco Partnership Dba Verizon Wireless - Ca
925-875San RamonContra Costa949 877Pacific Bell
925-876Walnut CreekContra Costa949 878Pacific Bell Mobile Services
925-878LafayetteContra Costa949 880Sprint Spectrum L.p.
925-884San RamonContra Costa949 886Pac - West Telecomm, Inc.
925-885OaklandAlameda1444 887Pac - West Telecomm, Inc.
925-886DanvilleContra Costa949 888Pac - West Telecomm, Inc.
925-887ConcordContra Costa949 889Pac - West Telecomm, Inc.
925-888OaklandAlameda1444 890Pac - West Telecomm, Inc.
925-889ClaytonContra Costa949 891Pac - West Telecomm, Inc.
925-890ConcordContra Costa949 892At&t Wireless Services, Inc.
925-891OaklandAlameda1444 893Pac - West Telecomm, Inc.
925-892PleasantonAlameda1444 894Pac - West Telecomm, Inc.
925-895San RamonContra Costa949 897Sprint Spectrum L.p.
925-899Walnut CreekContra Costa949 901At&t Wireless Services, Inc.


Recent Free Phone Number Reviews in Area Code 925 8xx

No reviews yet.

Map for area code 925 8xx

Loading Map

925 Area Code

At, you'll find current information on 925area code, including 925 area code location & map. Other phone area code may be searched using's area code locator service on the homepage. Use the phone number search function above to instant verify area code lookup & phone number lookup.

California Area Codes Directory provides a free area codes directory with detailed information on the various USA area codes, area codes listing, and other area codes phone details. also lists international area codes within the North American Numbering Plan. And you can verify owners of phone numbers using the reverse number lookup service by entering a 10 digit phone number in the top most text box.

925 Area Code Finder

Find area codes by using's area code finder. provides an area codes location map service for area codes of USA. When using these maps, please note that area zip codes are different than phone number area codes used for calling.

California Area Code Lookup is an excellent resource for area code lookup and reverse number lookup. Here you'll find area codes, city, county, population & operator list table of area codes within the United States. Also, you can verify owners of phone numbers with full name & address information for background check. For a full list of area codes, visit home page. It provides drilldown for USA area codes and area code location maps.

Reverse Phone Number Verification

Find owner information using the reverse phone number search function on With phone number search function, you can find owner information & detailed area codes information in the United States.

Telephone/Landline Area Codes is a resource of North American telephone area codes. Beyond area code listings, relevant information about each area code is detailed. For example, this page details area code 925-8. You can also search area codes by state, and within the NANP, find country area codes.

Free Area Codes Locator for California

The area codes locator shows the coverage area for each phone number area code. Area code locations are also listed by city next to the area code maps on this page. Also, read reviews within an area code.

925 Area Code Reviews provides local reviews for phone numbers and aggregates results per area code. It shows you the area code location covered by each area code; for example, the LA area code reveiws covers local business phone numbers area in Los Angeles. This page details area code 925-8. All USA states area codes may be found using

Telephone Area Codes in California

The telephone area code prefixes local phone numbers & is not required to be dialed. For area codes by city, search Area codes telephone differ from region to region, and in some places the area code must be dialed even when calling locally within that region. Find out more with area code decoder.

External links & resources for area code 925 in California

  • CitySites Pages for California (Source: Official CitySites)
  • Wikipedia Article on Area Code 925 (Source: Wikipedia)
  • State Information Resources for California (Source: State Information)