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Phone Directory 312-222 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-222 Chicago, IL Ameritech Illinois Cook Landline 02/04/1994

Other Series For Prefixes

312-2220###
312-2221###
312-2222###
312-2223###
312-2224###
312-2225###
312-2226###
312-2227###
312-2228###
312-2229###