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510 Area Code Prefixes

The 510 area code is located in San Jose, California including Hayward, Oakland and was originally put into service on January 14th 2000. Find whose number this is.

Recently Reported Numbers

(510) 403-9521Unknown

Wanting me to sign papers because his deceased father left him a hugh inheritance, but can’t access it because he needs to marry and wants all my personal information plus sign documents

(510) 426-5430Harassing

Leaving voicemails to instill panic

(510) 646-0858Dangerous

Person with this number is pretending to be Jefferson Green but he's not.

(510) 290-3309Harassing

Credit card SCAM

Recently Unidentified numbers

510 area code numbers that might be spam, scams or that people have reported as unidentified callers

510-876-8771Sbc Internet Services
510-874-7521Pacific Bell
510-760-4301Sprint Spectrum L.p.
510-836-9040Pacific Bell
510-325-7167New Cingular Wireless PCS
510-791-5679Pacific Bell
510-338-2603Pacific Bell
510-393-7102Sprint Spectrum L.p.
510-587-6334Pacific Bell
510-385-5449Sprint Spectrum L.p.
510-875-5742Xo California
510-478-4535Allegiance Telecom
510-673-6525Cellco Partnership DBA Verizon Wireless
510-812-3874Sprint Spectrum L.p.
510-997-4816American Messaging Services
510-349-2584American Messaging (am)
510-732-6966Pacific Bell

Most searched numbers

Cell
All Time This Month
510-338-3616 First seen 2014-05-03 510-791-4683 First seen 2012-12-23
510-349-4470 First seen 2012-06-28 510-170-2842 First seen 2014-08-12
510-115-9475 First seen 2013-03-28 510-874-1173 First seen 2016-09-08
510-875-3496 First seen 2014-05-03 510-587-5275 First seen 2019-05-17
510-170-2842 First seen 2019-05-01 510-760-3633 First seen 2015-01-21
Landline
All Time This Month
510-874-8485 First seen 2010-07-02 510-997-5851 First seen 2011-02-01
510-338-2141 First seen 2017-01-09 510-836-2412 First seen 2019-05-28
510-325-5803 First seen 2016-04-03 510-791-2635 First seen 2010-09-03
510-150-2206 First seen 2012-07-22 510-478-7039 First seen 2010-11-03
510-587-4623 First seen 2018-06-19 510-115-4005 First seen 2015-12-09

Cities With coverage

CITY LIST
Alameda
Albany
Berkeley
Crockett
El Sobrante
Fremont
Hayward
Hercules
Oakland
Richmond
San Francisco
San Jose
San Leandro
Sunnyvale
Union City
Walnut Creek