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Phone Directory 630-321 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
630-321 Hinsdale, IL Ameritech Illinois Dupage Landline 10/15/1996

Other Series For Prefixes

630-3210###
630-3211###
630-3212###
630-3213###
630-3214###
630-3215###
630-3216###
630-3217###
630-3218###
630-3219###