ZIP Code 37878

37878 is one of Tennessee's ZIP codes, delivering to addresses in Tallassee, Blount County.

City: Tallassee
County: Blount County
State: Tennessee
Prefix: 378xx

Where this code sits

37878 is part of the 378xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Tallassee.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 37878 delivers to without sharing its boundary.

865 Area code 865

ZIP codes nearest 37878

The ZIP codes whose reference points sit closest to 37878.
ZIP code	Distance	Delivers to
ZIP code 37803	4.8 mi	Maryville, TN
ZIP code 37801	8.6 mi	Maryville, TN
ZIP code 37885	11 mi	Vonore, TN
ZIP code 37742	11 mi	Greenback, TN
ZIP code 37802	12 mi	Maryville, TN
ZIP code 37737	13 mi	Friendsville, TN
ZIP code 37701	14 mi	Alcoa, TN
ZIP code 37882	15 mi	Townsend, TN

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 37878, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 37878. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.