ZIP Code 37773

37773 is one of Tennessee's ZIP codes, delivering to addresses in Lone Mountain, Claiborne County.

City: Lone Mountain
County: Claiborne County
State: Tennessee
Prefix: 377xx

Where this code sits

37773 is part of the 377xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Lone Mountain.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 37773 delivers to without sharing its boundary.

ZIP codes nearest 37773

The ZIP codes whose reference points sit closest to 37773.
ZIP code	Distance	Delivers to
ZIP code 37824	4.1 mi	New Tazewell, TN
ZIP code 37825	4.2 mi	New Tazewell, TN
ZIP code 37888	5.5 mi	Washburn, TN
ZIP code 37879	5.8 mi	Tazewell, TN
ZIP code 37861	11 mi	Rutledge, TN
ZIP code 37707	12 mi	Arthur, TN
ZIP code 37848	12 mi	Powder Springs, TN
ZIP code 37881	12 mi	Thorn Hill, 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 37773, plotted from its record coordinates.

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

Scope ZIP code 37773. 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.