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Phone Directory 510-964 Detail

State Major City Time Zone
California San Jose Pacific

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
510-964 El Sobrante, CA Pacific Bell Contra Costa Landline 07/22/1999

Other Series For Prefixes

510-9640###
510-9641###
510-9642###
510-9643###
510-9644###
510-9645###
510-9646###
510-9647###
510-9648###
510-9649###