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Phone Directory 720-306 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
720-306 Denver, CO Eschelon Telecom Of Colorado Denver Landline 01/29/2001

Other Series For Prefixes

720-3060###
720-3061###
720-3062###
720-3063###
720-3064###
720-3065###
720-3066###
720-3067###
720-3068###
720-3069###