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Phone Directory 720-312 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (720) 312-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
720-312 Denver, CO Sprint Spectrum L.p. Jefferson Cell Number 02/20/2001

Other Series For Prefixes

720-3120###
720-3121###
720-3122###
720-3123###
720-3124###
720-3125###
720-3126###
720-3127###
720-3128###
720-3129###