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Phone Directory 312-285 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (312) 285-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-285 Chicago, IL Sprint Spectrum L.p. Cook Cell Number 06/30/2001

Other Series For Prefixes

312-2850###
312-2851###
312-2852###
312-2853###
312-2854###
312-2855###
312-2856###
312-2857###
312-2858###
312-2859###