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Phone Directory 303-345 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 345-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-345 Denver, CO Icg Telecom Group Denver Landline 01/25/1998

Other Series For Prefixes

303-3450###
303-3451###
303-3452###
303-3453###
303-3454###
303-3455###
303-3456###
303-3457###
303-3458###
303-3459###