925 Area Code Prefixes Directory

If you know the complete number you’re looking up, please use the Phone Number Search above. Or to explore prefixes in different coverage areas, please use the tables below.

Mpower Communications Corp
Carrier

Coverage Area
Cities: Pleasanton, Livermore, San Ramon, Walnut Creek, Concord, Martinez, Danville, Antioch, Oakland

American Messaging Services
Carrier

Coverage Area
Cities: Antioch, Walnut Creek, Pleasanton, Martinez, San Ramon, Concord, Livermore

Teleport Communications Group - San Francisco
Carrier

Coverage Area
Cities: Danville, Pleasanton, Concord, San Ramon, Oakland, Martinez, Brentwood, Antioch, Livermore, Sunol, Pittsburg, Walnut Creek, Clayton

Pacific Bell
Carrier

Coverage Area
Cities: Walnut Creek, Pleasanton, Martinez, Brentwood, San Ramon, Livermore, Concord, Moraga, Pittsburg, Orinda, Lafayette, Danville, Antioch, Clayton, Oakley, Sunol

Usa Mobility Wireless
Carrier

Coverage Area
Cities: Walnut Creek, Antioch, San Ramon

Broadwing Communications
Carrier

Coverage Area
Cities: Livermore, Danville, Pleasanton, Antioch, San Ramon, Concord, Brentwood, Walnut Creek, Martinez

33 Wireless Inc.
Carrier

Coverage Area
Cities: Walnut Creek

Cf Communications DBA Telekenex
Carrier

Coverage Area
Cities: Concord, Antioch

Mcimetro Access Transmission Services LLC
Carrier

Coverage Area
Cities: Pleasanton, San Ramon, Orinda, Lafayette, Livermore, Brentwood, Clayton, Antioch, Concord, Danville, Walnut Creek

Xo California
Carrier

Coverage Area
Counties: Alameda,
Cities: Fremont, Antioch, Orinda, Pittsburg, Moraga, Martinez, Livermore, Clayton, Lafayette, Danville, San Ramon, Concord, Walnut Creek

Level 3 Communications
Carrier

Coverage Area
Cities: San Ramon, Martinez, Pittsburg, Sunol, Antioch, Moraga, Danville, Walnut Creek, Concord

Peerless Network Of California
Carrier

Coverage Area
Cities: Walnut Creek, Concord

Mci Worldcom Communications, Ca
Carrier

Coverage Area
Cities: Orinda, Lafayette, Hayward, San Ramon, Concord, Danville, Walnut Creek

Global Crossing Local Services-ca
Carrier

Coverage Area
Cities: Oakland, Danville, Pleasanton, Concord, San Ramon

Pac - West Telecomm
Carrier

Coverage Area
Cities: Antioch, Martinez, Pleasanton, Oakland, Livermore, Sunol, Pittsburg, Brentwood, San Ramon, Danville, Concord, Clayton

Ymax Communications Corp.
Carrier

Coverage Area
Cities: Walnut Creek

O1 Communications
Carrier

Coverage Area
Cities: Walnut Creek, Antioch, Pleasanton, Brentwood, Martinez, Pittsburg, Danville, Moraga, Livermore, Lafayette, Clayton, San Ramon

Tw Telecom Of California Lp
Carrier

Coverage Area
Cities: San Ramon, Antioch, Concord, Brentwood, Walnut Creek, Lafayette, Livermore, Pleasanton

T-mobile Usa
Carrier

Coverage Area
Cities: Sunol, Pittsburg, Antioch, Concord, San Ramon, Walnut Creek, Clayton, Danville, Martinez, Pleasanton

U.s. Telepacific Corp.
Carrier

Coverage Area
Cities: Moraga, Antioch, Orinda, Lafayette, San Ramon, Pleasanton, Walnut Creek, Pittsburg, Livermore, Danville, Concord, Brentwood, Sunol, Martinez, Clayton

Bandwidth.com Clec
Carrier

Coverage Area
Cities: Walnut Creek, Concord

American Messaging (am)
Carrier

Coverage Area
Cities: Walnut Creek, Antioch, Danville, Concord, Livermore

Metro PCS
Carrier

Coverage Area
Cities: Livermore, Concord, Antioch, Danville, Walnut Creek, Martinez

Allegiance Telecom
Carrier

Coverage Area
Cities: Martinez, Pleasanton, Orinda, Lafayette, San Ramon, Concord, Danville, Walnut Creek, Livermore

AT&T; Local
Carrier

Coverage Area
Cities: Walnut Creek, Concord, Pleasanton

The Telephone Connection Local Services
Carrier

Coverage Area
Cities: Walnut Creek, Sunol

North County Communications Corp.
Carrier

Coverage Area
Cities: San Ramon, Pleasanton, Pittsburg

The 925 area code is located in Oakland, California including Pleasanton, Pittsburg and was originally put into service on February 27th 1999. Find whose number this is.

Recently Reported Numbers

(925) 248-9529Dangerous

It was from an inmate at Santa Rita Jail or one of the local jails

(925) 433-0812Dangerous

Credit card services

(925) 214-0990Unknown

Called my cell. No message left. Blocked.

(925) 306-1714Dangerous

Gunter has called before-I never answer numbers I do not know-looked it up a robocall-call-unwanted call

(925) 231-1956Dangerous

Received a robo call telling me to call them back now or they’d start legal proceedings...

(925) 231-1956Dangerous

Claiming legal proceedings

(925) 357-9620Unknown

Apparently converts Angolan Kwanza to Albanian Lek... who cares ?

(925) 243-7005Neutral

Vineyard in California. Left voicemail related to wine promotion.

(925) 659-8251Dangerous

Robo call from a telemarketing call center phising for "live" phone numbers. Don't waste your time, dont't pick up and block. Internet call from V31313433602979

(925) 267-8508Dangerous

scammer! wanted $1800 to lower credit card interest rates

Recently Searched Numbers

No additional information reported for these searched numbers. Received a call from any phone number listed below? Please consider helping the community by reporting your experience.

925-420-1985
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O1 Communications
925-673-4174
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Pacific Bell
925-987-7516
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UNKNOWN
925-526-7159
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U.s. Telepacific Corp.
925-916-1950
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UNKNOWN
925-904-5880
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Pacific Bell
925-429-7662
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Broadwing Communications
925-165-7854
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UNKNOWN
925-723-2294
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Mpower Communications Corp
925-637-4580
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UNKNOWN
925-663-5478
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Pac - West Telecomm
925-121-6822
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UNKNOWN
925-751-7400
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UNKNOWN
925-638-1671
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UNKNOWN
925-875-8374
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Pacific Bell
925-752-3096
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Mcimetro Access Transmission Services LLC
925-787-3673
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Cellco Partnership DBA Verizon Wireless
925-973-4365
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Pacific Bell
925-142-4650
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UNKNOWN

Most searched numbers

Cell
All TimeThis Month
925-113-1456First seen 2016-04-10925-130-6855First seen 2012-10-05
925-931-3165First seen 2015-04-11925-445-7408First seen 2015-10-18
925-848-3388First seen 2018-03-21925-452-7458First seen 2015-02-17
925-372-3074First seen 2013-12-22925-635-8879First seen 2015-10-21
925-778-6781First seen 2018-11-01925-416-3096First seen 2010-05-22
Landline
All TimeThis Month
925-615-7681First seen 2011-12-15925-286-2188First seen 2019-10-11
925-202-1255First seen 2017-01-21925-970-9164First seen 2010-04-08
925-245-8347First seen 2012-01-11925-560-5626First seen 2013-04-22
925-301-8963First seen 2013-03-19925-876-7209First seen 2018-10-03
925-609-8856First seen 2015-11-21925-795-3466First seen 2017-04-12

Cities With coverage

CITY LIST
Antioch
Brentwood
Clayton
Concord
Danville
Fremont
Hayward
Lafayette
Livermore
Martinez
Moraga
Oakland
Oakley
Orinda
Pittsburg
Pleasanton
San Ramon
Sunol
Walnut Creek