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Phone Directory 773-604 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (773) 604-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-604 Chicago, IL Ameritech Illinois Cook Landline 10/15/1996

Other Series For Prefixes

773-6040###
773-6041###
773-6042###
773-6043###
773-6044###
773-6045###
773-6046###
773-6047###
773-6048###
773-6049###