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Phone Directory 773-665 Detail

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Illinois Chicago Central

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Example: (773) 665-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-665 Chicago, IL Ameritech Illinois Cook Landline 10/15/1996

Other Series For Prefixes

773-6650###
773-6651###
773-6652###
773-6653###
773-6654###
773-6655###
773-6656###
773-6657###
773-6658###
773-6659###