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Phone Directory 720-733 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
720-733 Denver, CO Qwest Corporation Jefferson Landline 06/13/2000

Other Series For Prefixes

720-7330###
720-7331###
720-7332###
720-7333###
720-7334###
720-7335###
720-7336###
720-7337###
720-7338###
720-7339###