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Phone Directory 303-305 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-305 Denver, CO Mcimetro Access Transmission Services LLC Denver Landline 01/11/1997

Other Series For Prefixes

303-3050###
303-3051###
303-3052###
303-3053###
303-3054###
303-3055###
303-3056###
303-3057###
303-3058###
303-3059###