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Phone Directory 303-413 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 413-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-413 Denver, CO Qwest Corporation Jefferson Landline 07/04/1995

Other Series For Prefixes

303-4130###
303-4131###
303-4132###
303-4133###
303-4134###
303-4135###
303-4136###
303-4137###
303-4138###
303-4139###