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Phone Directory 720-864 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
720-864 Longmont, CO Qwest Corporation Boulder Landline 06/13/2000

Other Series For Prefixes

720-8640###
720-8641###
720-8642###
720-8643###
720-8644###
720-8645###
720-8646###
720-8647###
720-8648###
720-8649###