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Phone Directory 720-478 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (720) 478-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
720-478 Denver, CO Tw Telecom Of Colorado LLC Jefferson Landline 05/08/2013

Other Series For Prefixes

720-4780###
720-4781###
720-4782###
720-4783###
720-4784###
720-4785###
720-4786###
720-4787###
720-4788###
720-4789###