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Phone Directory 312-546 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (312) 546-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-546 Chicago, IL Level 3 Communications Cook Landline 01/25/1998

Other Series For Prefixes

312-5460###
312-5461###
312-5462###
312-5463###
312-5464###
312-5465###
312-5466###
312-5467###
312-5468###
312-5469###