ZIP Code 70540

70540 is one of Louisiana's ZIP codes, delivering to addresses in Garden City, St. Mary Parish.

City: Garden City
Parish: St. Mary Parish
State: Louisiana
Prefix: 705xx

Where this code sits

70540 is part of the 705xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Garden City.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 70540 delivers to without sharing its boundary.

337 Area code 337

ZIP codes nearest 70540

The ZIP codes whose reference points sit closest to 70540.
ZIP code	Distance	Delivers to
ZIP code 70522	1.8 mi	Centerville, LA
ZIP code 70538	2.6 mi	Franklin, LA
ZIP code 70514	7.6 mi	Baldwin, LA
ZIP code 70523	9.0 mi	Charenton, LA
ZIP code 70392	12 mi	Patterson, LA
ZIP code 70380	13 mi	Morgan City, LA
ZIP code 70381	13 mi	Morgan City, LA
ZIP code 70342	14 mi	Berwick, 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 70540, plotted from its record coordinates.

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

Scope ZIP code 70540. 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.