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Phone Directory 773-337 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (773) 337-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-337 Chicago, IL Allegiance Telecom Cook Landline 05/10/1999

Other Series For Prefixes

773-3370###
773-3371###
773-3372###
773-3373###
773-3374###
773-3375###
773-3376###
773-3377###
773-3378###
773-3379###