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Phone Directory 720-840 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (720) 840-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
720-840 Denver, CO Sprint Spectrum L.p. Denver Cell Number 05/10/1999

Other Series For Prefixes

720-8400###
720-8401###
720-8402###
720-8403###
720-8404###
720-8405###
720-8406###
720-8407###
720-8408###
720-8409###