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Phone Directory 630-931 Detail

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Illinois Chicago Central

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Example: (630) 931-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
630-931 Oak Brook, IL Teleport Communications America Dupage Landline 02/27/1999

Other Series For Prefixes

630-9310###
630-9311###
630-9312###
630-9313###
630-9314###
630-9315###
630-9316###
630-9317###
630-9318###
630-9319###