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Phone Directory 720-406 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (720) 406-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
720-406 Denver, CO Qwest Corporation Jefferson Landline 07/22/1999

Other Series For Prefixes

720-4060###
720-4061###
720-4062###
720-4063###
720-4064###
720-4065###
720-4066###
720-4067###
720-4068###
720-4069###