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Phone Directory 510-623 Detail

State Major City Time Zone
California San Jose Pacific

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
510-623 Fremont, CA Pacific Bell Alameda Landline 02/04/1994

Other Series For Prefixes

510-6230###
510-6231###
510-6232###
510-6233###
510-6234###
510-6235###
510-6236###
510-6237###
510-6238###
510-6239###