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Phone Directory 815-394 Detail

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Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
815-394 Rockford, IL Ameritech Illinois Winnebago Landline 02/04/1994

Other Series For Prefixes

815-3940###
815-3941###
815-3942###
815-3943###
815-3944###
815-3945###
815-3946###
815-3947###
815-3948###
815-3949###