New 983 Area Code is Coming to the 303/720 Region in the Greater Denver Area
DENVER - With new telephone numbers in the greater Denver area in high demand, the Colorado Public Utilities Commission approved the implementation of the new 983 area code to overlay the existing 303/720 region, which serves the metropolitan area of Denver and surrounding communities such as Aurora, Boulder, Brighton, Castle Rock, Columbine, Englewood, Erie, Highlands Ranch, Lakewood, Littleton, Longmont, Thornton, Westminster and Wheat Ridge.