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Phone Directory 303-233 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 233-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-233 Denver, CO Qwest Corporation Jefferson Landline 02/04/1994

Other Series For Prefixes

303-2330###
303-2331###
303-2332###
303-2333###
303-2334###
303-2335###
303-2336###
303-2337###
303-2338###
303-2339###