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Phone Directory 510-999 Detail

State Major City Time Zone
California San Jose Pacific

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
510-999 Hayward, CA Cf Communications DBA Telekenex Alameda Landline 10/22/2010

Other Series For Prefixes

510-9990###
510-9991###
510-9992###
510-9993###
510-9994###
510-9995###
510-9996###
510-9997###
510-9998###
510-9999###