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Phone Directory 720-421 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (720) 421-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
720-421 Denver, CO T-mobile Usa Jefferson Cell Number 03/20/2009

Other Series For Prefixes

720-4210###
720-4211###
720-4212###
720-4213###
720-4214###
720-4215###
720-4216###
720-4217###
720-4218###
720-4219###