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Phone Directory 510-312 Detail

State Major City Time Zone
California San Jose Pacific

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Example: (510) 312-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
510-312 Hayward, CA American Messaging (am) Alameda Cell Number 01/14/2000

Other Series For Prefixes

510-3120###
510-3121###
510-3122###
510-3123###
510-3124###
510-3125###
510-3126###
510-3127###
510-3128###
510-3129###