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Phone Directory 510-242 Detail

State Major City Time Zone
California San Jose Pacific

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
510-242 Richmond, CA Pacific Bell Contra Costa Landline 02/04/1994

Other Series For Prefixes

510-2420###
510-2421###
510-2422###
510-2423###
510-2424###
510-2425###
510-2426###
510-2427###
510-2428###
510-2429###