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The 650-553-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

650-553-9088Pacific Bell
650-553-4678New Cingular Wireless PCS
650-553-8542Pacific Bell
650-553-7518O1 Communications
650-553-5872O1 Communications
650-553-3729Pacific Bell
650-553-9396Mci Worldcom Communications, Ca
650-553-8042Mcimetro Access Transmission Services LLC
650-553-4889Pacific Bell
650-553-2433Mpower Communications Corp
650-553-5482Pac - West Telecomm
650-553-6120Teleport Communications Group - San Francisco
650-553-4143Pacific Bell

Most searched numbers

Cell
All TimeThis Month
650-553-5718First seen 2010-01-08650-553-2650First seen 2013-05-23
650-553-8133First seen 2011-01-09650-553-8133First seen 2016-05-31
650-553-3628First seen 2014-12-31650-553-4715First seen 2013-11-23
650-553-5870First seen 2014-06-20650-553-7144First seen 2017-01-08
650-553-7969First seen 2011-09-20650-553-7144First seen 2010-12-17
Landline
All TimeThis Month
650-553-5671First seen 2018-11-06650-553-2232First seen 2012-03-18
650-553-2190First seen 2017-04-20650-553-7028First seen 2012-10-23
650-553-9378First seen 2011-07-23650-553-1377First seen 2015-08-04
650-553-1862First seen 2012-10-18650-553-7236First seen 2017-09-28
650-553-8849First seen 2016-05-12650-553-1377First seen 2019-07-29

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