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The 650-451-XXXX area code prefix is located in San Jose, California including San Mateo, San Bruno and was originally put into service on October 11th 1997. Run a search and find out who's calling you now.

Recently Reported Numbers

Not Available

Recently Unidentified numbers

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

650-451-6771Pacific Bell
650-451-5544O1 Communications
650-451-5860Xo California
650-451-4410American Messaging Services
650-451-5814Pacific Bell
650-451-6300Mci Worldcom Communications, Ca
650-451-6781Cellco Partnership DBA Verizon Wireless
650-451-1122New Cingular Wireless PCS
650-451-7168Pacific Bell
650-451-3814Sprint Spectrum L.p.
650-451-7402Pacific Bell
650-451-1475Mci Worldcom Communications, Ca
650-451-2295Pacific Bell
650-451-3167Pacific Bell

Most searched numbers

Cell
All TimeThis Month
650-451-8439First seen 2011-08-15650-451-5224First seen 2011-07-09
650-451-7600First seen 2014-05-15650-451-4039First seen 2017-03-05
650-451-6325First seen 2017-07-24650-451-3839First seen 2016-07-01
650-451-7906First seen 2015-11-02650-451-7906First seen 2015-05-06
650-451-7600First seen 2010-09-08650-451-5224First seen 2019-07-15
Landline
All TimeThis Month
650-451-5244First seen 2010-01-26650-451-1372First seen 2015-06-01
650-451-9806First seen 2012-10-20650-451-9806First seen 2017-12-31
650-451-3169First seen 2013-05-15650-451-7435First seen 2017-05-27
650-451-2423First seen 2015-01-13650-451-6617First seen 2010-06-20
650-451-2388First seen 2010-06-25650-451-3139First seen 2013-08-26

Cities With coverage

CITY LIST
Brisbane
Colma
Fremont
Half Moon Bay
La Honda
Los Altos
Millbrae
Moss Beach
Mountain View
Pacifica
Palo Alto
Pescadero
Redwood City
S San Fran
San Bruno
San Carlos
San Francisco
San Jose
San Mateo
Sunnyvale
Woodside