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Phone Directory 312-488 Detail

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Illinois Chicago Central

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Example: (312) 488-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-488 Chicago, IL Pg Telecom Of Illinois Inc. Cook Landline 01/18/2006

Other Series For Prefixes

312-4880###
312-4881###
312-4882###
312-4883###
312-4884###
312-4885###
312-4886###
312-4887###
312-4888###
312-4889###