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Phone Directory 773-279 Detail

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Illinois Chicago Central

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Example: (773) 279-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-279 Chicago, IL Ameritech Illinois Cook Landline 10/15/1996

Other Series For Prefixes

773-2790###
773-2791###
773-2792###
773-2793###
773-2794###
773-2795###
773-2796###
773-2797###
773-2798###
773-2799###