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Phone Directory 312-322 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (312) 322-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-322 Chicago, IL Ameritech Illinois Cook Landline 10/11/1997

Other Series For Prefixes

312-3220###
312-3221###
312-3222###
312-3223###
312-3224###
312-3225###
312-3226###
312-3227###
312-3228###
312-3229###