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Phone Directory 650-312 Detail

State Major City Time Zone
California San Jose Pacific

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Example: (650) 312-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
650-312 San Mateo, CA Pacific Bell San Mateo Landline 07/06/1997

Other Series For Prefixes

650-3120###
650-3121###
650-3122###
650-3123###
650-3124###
650-3125###
650-3126###
650-3127###
650-3128###
650-3129###