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Phone Directory 650-399 Detail

State Major City Time Zone
California San Jose Pacific

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
650-399 Redwood City, CA O1 Communications San Mateo Landline 06/30/2001

Other Series For Prefixes

650-3990###
650-3991###
650-3992###
650-3993###
650-3994###
650-3995###
650-3996###
650-3997###
650-3998###
650-3999###