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Phone Directory 773-940 Detail

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Illinois Chicago Central

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Example: (773) 940-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-940 Chicago, IL Comcast Phone Of Illinois DBA Comco Cook Landline 11/17/2008

Other Series For Prefixes

773-9400###
773-9401###
773-9402###
773-9403###
773-9404###
773-9405###
773-9406###
773-9407###
773-9408###
773-9409###