ZIP Code 37066

37066 is one of Tennessee's ZIP codes, delivering to addresses in Gallatin, Sumner County.

City: Gallatin
County: Sumner County
State: Tennessee
Prefix: 370xx

Where this code sits

37066 is part of the 370xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Gallatin.

Gallatin Tennessee ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 37066 delivers to without sharing its boundary.

ZIP codes nearest 37066

The ZIP codes whose reference points sit closest to 37066.
ZIP code	Distance	Delivers to
ZIP code 37031	7.8 mi	Castalian Springs, TN
ZIP code 37075	10 mi	Hendersonville, TN
ZIP code 37077	11 mi	Hendersonville, TN
ZIP code 37048	11 mi	Cottontown, TN
ZIP code 37022	12 mi	Bethpage, TN
ZIP code 37148	13 mi	Portland, TN
ZIP code 37121	13 mi	Mount Juliet, TN
ZIP code 37138	13 mi	Old Hickory, 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 37066, plotted from its record coordinates.

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

Scope ZIP code 37066. 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.