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Phone Directory 773-242 Detail

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Illinois Chicago Central

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Example: (773) 242-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-242 Cicero, IL Ameritech Illinois Cook Landline 10/15/1996

Other Series For Prefixes

773-2420###
773-2421###
773-2422###
773-2423###
773-2424###
773-2425###
773-2426###
773-2427###
773-2428###
773-2429###