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Phone Directory 312-452 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (312) 452-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-452 Chicago, IL American Messaging (am) Cook Cell Number 04/13/2001

Other Series For Prefixes

312-4520###
312-4521###
312-4522###
312-4523###
312-4524###
312-4525###
312-4526###
312-4527###
312-4528###
312-4529###