ZIP Code 37731

37731 is one of Tennessee's ZIP codes, delivering to addresses in Eidson, Hawkins County.

City: Eidson
County: Hawkins County
State: Tennessee
Prefix: 377xx

Where this code sits

37731 is part of the 377xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Eidson.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 37731 delivers to without sharing its boundary.

ZIP codes nearest 37731

The ZIP codes whose reference points sit closest to 37731.
ZIP code	Distance	Delivers to
ZIP code 37765	5.3 mi	Kyles Ford, TN
ZIP code 37857	7.0 mi	Rogersville, TN
ZIP code 37869	9.6 mi	Sneedville, TN
ZIP code 24221	11 mi	Blackwater, VA
ZIP code 37811	12 mi	Mooresburg, TN
ZIP code 24263	14 mi	Jonesville, VA
ZIP code 37873	14 mi	Surgoinsville, TN
ZIP code 37711	15 mi	Bulls Gap, 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 37731, plotted from its record coordinates.

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

Scope ZIP code 37731. 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.