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Phone Directory 720-961 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
720-961 Denver, CO Level 3 Communications Jefferson Landline 10/13/1999

Other Series For Prefixes

720-9610###
720-9611###
720-9612###
720-9613###
720-9614###
720-9615###
720-9616###
720-9617###
720-9618###
720-9619###