ZIP Code 37046

37046 is one of Tennessee's ZIP codes, delivering to addresses in College Grove, Williamson County.

City: College Grove
County: Williamson County
State: Tennessee
Prefix: 370xx

Where this code sits

37046 is part of the 370xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to College Grove.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 37046 delivers to without sharing its boundary.

ZIP codes nearest 37046

The ZIP codes whose reference points sit closest to 37046.
ZIP code	Distance	Delivers to
ZIP code 37060	7.0 mi	Eagleville, TN
ZIP code 37014	7.0 mi	Arrington, TN
ZIP code 37179	8.1 mi	Thompsons Station, TN
ZIP code 37067	9.0 mi	Franklin, TN
ZIP code 37174	9.8 mi	Spring Hill, TN
ZIP code 37135	11 mi	Nolensville, TN
ZIP code 37034	11 mi	Chapel Hill, TN
ZIP code 37068	11 mi	Franklin, 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 37046, plotted from its record coordinates.

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

Scope ZIP code 37046. 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.