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Phone Directory 773-503 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (773) 503-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-503 Chicago, IL T-mobile Usa Cook Cell Number 11/17/2004

Other Series For Prefixes

773-5030###
773-5031###
773-5032###
773-5033###
773-5034###
773-5035###
773-5036###
773-5037###
773-5038###
773-5039###