About 37742 - Greenback, Tennessee

ZIP code 37742 covers the community of Greenback in Tennessee, the United States. This area falls under Loudon County.

Census data puts the population of this ZIP code at 7,046 residents. It's a quieter, less populous area than the typical Tennessee ZIP code (avg. ~11,403).

Population density runs around 55 people per sq. mile, making it a rural area.

This ZIP code sits alongside neighboring areas like Antioch, Clarksville, Murfreesboro within Tennessee.