Federal Heights, Colorado Area Code

Federal Heights, CO is officially utilizing an area code overlay in which area codes 303, 720 and 983 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary.

In addition to Federal Heights, CO area code information read more about area codes 303, 720, 983 details and Colorado area codes.

Federal Heights, CO is located in Adams County and observes the Mountain Time Zone. View our Times by Area Code tool.