There are 5 zip codes in Loudon County, Tennessee. The most populated is 37774, located in Loudon. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Zip Code
City
Population
37774Loudon19,713
37771Lenoir City17,802
37772Lenoir City13,597
37742Greenback6,600
37846Philadelphia4,374

Loudon County, Tennessee Zip Codes by Population (2024)