ZIP Code 70397

70397 is one of Louisiana's ZIP codes, delivering to addresses in Theriot, Terrebonne Parish.

City: Theriot
Parish: Terrebonne Parish
State: Louisiana
Prefix: 703xx

Where this code sits

70397 is part of the 703xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Theriot.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 70397 delivers to without sharing its boundary.

985 Area code 985

ZIP codes nearest 70397

The ZIP codes whose reference points sit closest to 70397.
ZIP code	Distance	Delivers to
ZIP code 70353	7.0 mi	Dulac, LA
ZIP code 70363	8.7 mi	Houma, LA
ZIP code 70360	9.9 mi	Houma, LA
ZIP code 70344	10 mi	Chauvin, LA
ZIP code 70361	10 mi	Houma, LA
ZIP code 70343	12 mi	Bourg, LA
ZIP code 70364	13 mi	Houma, LA
ZIP code 70377	13 mi	Montegut, LA

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 70397, plotted from its record coordinates.

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

Scope ZIP code 70397. 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.