Searching over 200 Billion records

Checking...

Loading...
The 650-544-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

650-544-3229Global Crossing Local Services-ca
650-544-8634Mci Worldcom Communications, Ca
650-544-7261Cellco Partnership DBA Verizon Wireless
650-544-7484Pacific Bell
650-544-2023Pacific Bell
650-544-4961Allegiance Telecom
650-544-4272O1 Communications
650-544-6601Brooks Fiber Communications Of California
650-544-1659Cellco Partnership DBA Verizon Wireless
650-544-2949New Cingular Wireless PCS
650-544-1598Pacific Bell
650-544-2511Pacific Bell

Most searched numbers

Cell
All TimeThis Month
650-544-8851First seen 2016-10-16650-544-4371First seen 2011-01-31
650-544-8851First seen 2016-12-15650-544-9370First seen 2019-10-10
650-544-2627First seen 2015-02-22650-544-5277First seen 2013-09-26
650-544-4194First seen 2011-10-27650-544-5108First seen 2012-03-12
650-544-8851First seen 2013-01-28650-544-8851First seen 2018-11-27
Landline
All TimeThis Month
650-544-4938First seen 2019-08-30650-544-3280First seen 2019-04-06
650-544-8546First seen 2019-09-15650-544-6097First seen 2010-06-07
650-544-7015First seen 2011-12-27650-544-7290First seen 2014-08-15
650-544-7985First seen 2017-12-08650-544-9345First seen 2013-05-06
650-544-9780First seen 2010-04-09650-544-7015First seen 2011-10-15

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