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Phone Directory 510-723 Detail

State Major City Time Zone
California San Jose Pacific

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
510-723 Hayward, CA Pacific Bell Alameda Landline 04/01/1997

Other Series For Prefixes

510-7230###
510-7231###
510-7232###
510-7233###
510-7234###
510-7235###
510-7236###
510-7237###
510-7238###
510-7239###