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Phone Directory 303-473 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 473-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-473 Denver, CO Qwest Corporation Jefferson Landline 02/04/1994

Other Series For Prefixes

303-4730###
303-4731###
303-4732###
303-4733###
303-4734###
303-4735###
303-4736###
303-4737###
303-4738###
303-4739###