What timezone is Cookeville, TN in?

Cookeville, TN is in the Central Timezone which extends west all the way to New Mexico and Colorado where Mountain Time Zone begins. Cookeville is very near the eastern border of the Central Time Zone and the Western border of the Eastern Time Zone.

Just a short drive on Interstate 40 East, perhaps 45 minutes to an hour from Cookeville and you’ll find yourself in the Eastern Time Zone. You would be driving over 15 hours in the other direction to reach the Mountain Time Zone.