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Phone Directory 847-521 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
847-521 Northbrook, IL Teleport Communications America Cook Landline 01/10/1996

Other Series For Prefixes

847-5210###
847-5211###
847-5212###
847-5213###
847-5214###
847-5215###
847-5216###
847-5217###
847-5218###
847-5219###