ZIP Code 37754

37754 is one of Tennessee's ZIP codes, delivering to addresses in Heiskell, Knox County.

City: Heiskell
County: Knox County
State: Tennessee
Prefix: 377xx

Where this code sits

37754 is part of the 377xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Heiskell.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 37754 delivers to without sharing its boundary.

865 Area code 865

ZIP codes nearest 37754

The ZIP codes whose reference points sit closest to 37754.
ZIP code	Distance	Delivers to
ZIP code 37849	4.9 mi	Powell, TN
ZIP code 37705	5.3 mi	Andersonville, TN
ZIP code 37938	5.5 mi	Knoxville, TN
ZIP code 37828	6.4 mi	Norris, TN
ZIP code 37717	6.9 mi	Clinton, TN
ZIP code 37769	8.1 mi	Lake City, TN
ZIP code 37918	8.1 mi	Knoxville, TN
ZIP code 37716	8.4 mi	Clinton, 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 37754, plotted from its record coordinates.

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

Scope ZIP code 37754. 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.