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Phone Directory 773-399 Detail

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Illinois Chicago Central

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Example: (773) 399-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-399 Park Ridge, IL Ameritech Illinois Cook Landline 10/15/1996

Other Series For Prefixes

773-3990###
773-3991###
773-3992###
773-3993###
773-3994###
773-3995###
773-3996###
773-3997###
773-3998###
773-3999###