Area Code 983

Area Code 983 is in Colorado

Other Colorado Area Codes
303, 719, 720, 970, 983

Colorado Area Code Overlays
303 and 720 and 983


Area Code 983 History:

06/17/2022
Area code 983 was put into service as an all services overlay of area codes 303 and 720. Area code 983 serves the same geographic area as area codes 303 and 720.

Ten digit dialing (area code + seven digit number) is necessary in the 303/720/983 overlay because different homes in the same geographic area can have the same seven digit phone number but each would have a different area code.

Counties in Colorado within area code 983 include:

Adams County, Arapahoe County, Boulder County, Broomfield County, Clear Creek County, Denver County, Douglas County, Eagle County, El Paso County, Elbert County, Gilpin County, Jefferson County, Park County, Sedgwick County, and Weld County.

Major cities or places in Colorado within area code 983 include:

Area codes 983 serves central Colorado including the larger cities and communities of Aurora, Boulder, Brighton, Broomfield, Castle Rock, Castlewood, Columbine, Commerce City, Denver, Englewood, Highlands Ranch, Ken Caryl, Lafayette, Lakewood, Littleton, Longmont, Loveland, Northglenn, Parker, Southglenn, Thornton, Westminster and Wheat Ridge in addition to many smaller communities.

Colorado Area Code Map



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