Area code 650 was first put in service August 02, 1997. Area code 650 is in USA (California). 1-800-database has 1246 records on file with a phone number in the area code of (650) and 119 comments.
The carriers providing phone numbers in 650 area code are: 33 Wireless Inc., Allegiance Telecom, American Messaging (am), American Messaging Services, Astound Broadband, AT&T Local, Bandwidth.com Clec, Broadwing Communications, Brooks Fiber Communications Of California, Cellco Partnership DBA Verizon Wireless, Cf Communications DBA Telekenex, Comcast Phone Of California, Global Crossing Local Services-ca, Level 3 Communications, Mcimetro Access Transmission Services LLC, Mci Worldcom Communications, Ca, Metro PCS, Mpower Communications Corp, New Cingular Wireless PCS, North County Communications Corp., O1 Communications, Pacific Bell, Pac - West Telecomm, Peerless Network Of California, Sbc Internet Services, Sprint Spectrum L.p., Teleport Communications Group - San Francisco, The Telephone Connection Local Services, T-mobile Usa, Tw Telecom Of California Lp, Usa Mobility Wireless, U.s. Telepacific Corp., Utility Telephone, Xo California.
Counties located in area code 650 are: LASSEN, SAN FRANCISCO, SAN MATEO, SANTA CLARA.
Largest city: San Mateo
In service since: 08/02/1997
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