Louisville is exactly 1 hour ahead of Nashville year-round. When it's 12:00 PM in Nashville, it's 1:00 PM in Louisville. Both cities observe DST on the same schedule.
Nashville uses Central Time (CST/CDT) while Louisville uses Eastern Time (EST/EDT). Despite being neighboring states, they're in different time zones.
Perfect overlap! 9:00 AM - 5:00 PM Nashville corresponds to 10:00 AM - 6:00 PM Louisville. Complete business overlap with just 1-hour shift.
These two Southern cities are only about 175 miles apart. Nashville is famous for country music while Louisville is home to the Kentucky Derby and bourbon. Many business travelers commute between these cities regularly.