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Phone Directory 630-778 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
630-778 Naperville, IL Ameritech Illinois Dupage Landline 10/15/1996

Other Series For Prefixes

630-7780###
630-7781###
630-7782###
630-7783###
630-7784###
630-7785###
630-7786###
630-7787###
630-7788###
630-7789###