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Phone Directory 510-374 Detail

State Major City Time Zone
California San Jose Pacific

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Example: (510) 374-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
510-374 Richmond, CA Pacific Bell Contra Costa Landline 02/04/1994

Other Series For Prefixes

510-3740###
510-3741###
510-3742###
510-3743###
510-3744###
510-3745###
510-3746###
510-3747###
510-3748###
510-3749###