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Phone Directory 720-283 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
720-283 Denver, CO Qwest Corporation Jefferson Landline 02/27/1999

Other Series For Prefixes

720-2830###
720-2831###
720-2832###
720-2833###
720-2834###
720-2835###
720-2836###
720-2837###
720-2838###
720-2839###