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Phone Directory 650-638 Detail

State Major City Time Zone
California San Jose Pacific

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
650-638 San Mateo, CA Pacific Bell San Mateo Landline 07/06/1997

Other Series For Prefixes

650-6380###
650-6381###
650-6382###
650-6383###
650-6384###
650-6385###
650-6386###
650-6387###
650-6388###
650-6389###