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Phone Directory 312-224 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (312) 224-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-224 Chicago, IL Broadwing Communications Cook Landline 10/13/1999

Other Series For Prefixes

312-2240###
312-2241###
312-2242###
312-2243###
312-2244###
312-2245###
312-2246###
312-2247###
312-2248###
312-2249###