Area Code Directory

Area Codes in Colorado

Colorado has 4 area codes: 303, 719, 720, 970.

Colorado
4 area codes
Colorado area codes
303719720970
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All 4 area codes in Colorado
CodeRegionCitiesTimezone
303Denver MetroDenver, Aurora, LakewoodMountain
719Colorado Springs / Southern ColoradoColorado Springs, Pueblo, Canon CityMountain
720Denver Metro OverlayDenver, Boulder, ThorntonMountain
970Northern / Western ColoradoFort Collins, Grand Junction, GreeleyMountain
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Colorado area codes: common questions

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