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Phone Directory 303-258 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 258-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-258 Denver, CO Qwest Corporation Jefferson Landline 02/04/1994

Other Series For Prefixes

303-2580###
303-2581###
303-2582###
303-2583###
303-2584###
303-2585###
303-2586###
303-2587###
303-2588###
303-2589###