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Phone Directory 773-780 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (773) 780-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-780 Chicago, IL T-mobile Usa Cook Landline 05/10/1999

Other Series For Prefixes

773-7800###
773-7801###
773-7802###
773-7803###
773-7804###
773-7805###
773-7806###
773-7807###
773-7808###
773-7809###