Louisville, KY is currently using one area code which is area code 502. Area code 502 originally covered the entire state of Kentucky when it was assigned in 1947.
In addition to Louisville, KY area code 502 serves north-central Kentucky including the larger communities of Fort Knox, Frankfort, Louisville, and Shelbyville in addition to many smaller communities.
Louisville, KY is located in Jefferson County and observes the Eastern Time Zone. View our Times by Area Code tool.